Basics of Percentage Calculating Percentage value

Important Table : 1 1. 100 dk 69% D;k gksxk\

What will be the 69% of 100?
Percentage Fraction More Less a) 69 b) 100 c) 169 d) 31
2. 80 dk 30% D;k gksxk\
5% 1/20 21/20 19/20
What will be the 30% of 80?
10% 1/10 11/10 9/10 a) 42 b) 24 c) 34 d)56
3. 15 dk 12% D;k gksxk\
15% 3/20 23/20 17/20 What will be the 12% of 15?
4/5 a) 2.8 b) 6.2 c) 8.1 d) 1.8
20% 1/5 6/5
Next Type
40% 2/5 7/5 3/5
4. 34869 dk 100% D;k gksxk\
60% 3/5 8/5 2/5 What will be the 100% of 34869 ?
1/4 a) 3486.9 b) 34869 c) 348.69 d) 34689
75% 3/4 7/4
5. 1289 dk 50% D;k gksxk\
80% 4/5 9/5 1/5 What will be the 50% of 1289?
a) 644.5 b) 645 c) 654.5 d) 650
Important Table : 2 6. 1640 dk 25% D;k gksxk\
What will be the 25% of 1640 ?
Percentage Fraction More Less a) 401 b) 410 c) 140 d)340
1/2 7. 3280 dk 12-5% D;k gksxk\
50% 1/2 3/2
What will be the 12.5% of 3280 ?
25% 1/4 5/4 3/4 a) 415.5 b) 460 c) 350 d) 410
8. 1920 dk 6-25% D;k gksxk\
12.5% 1/8 9/8 7/8
What will be the 6.25% of 1920 ?
7/10 a) 130 b) 120 c) 125 d) 135
6.25% 1/16 17/16
Next Type
Important Table : 3
9. 1897 dk 100% D;k gksxk\
Percentage Fraction More Less What will be the 100% of 1897?
a) 2897 b) 1789 c) 1897 d)1987
66(2/3)% 2/3 5/3 1/3
10. 1897 dk 10% D;k gksxk\
2/3 What will be the 10% of 1897?
33(1/3)% 1/3 4/3
a) 180.97 b) 1798 c) 189.7 d) 198.7
16(2/3)% 1/6 7/6 5/6 11. 31897 dk 1% D;k gksxk\
What will be the 1% of 31897 ?
8(1/3)% 1/12 13/12 11/12
a) 318.79 b)318.97 c) 381.97 d) 381.98
Important Table : 4 Next Type
Percentage Fraction More Less
12. 1680 dk 51% D;k gksxk\
7/8 What will be the 51% of 1680 ?
12.5% 1/8 9/8
a) 856.8 b) 865.8 c) 865.08 d) 856.08
37.5% 3/8 11/8 5/8
ewy la[;k Kkr djuk
62.5% 5/8 13/8 3/8 Calculating Original Values

1/8 13. ;fn fdlh la[;k dk 25%] 182 gks rks la[;k D;k
87.5% 7/8 15/8
gksxh\
 If 25% of a number is 182 then what will be the number? rate of 9%. What amount he did paid?
a) 738 b)728 c) 837 d) 828 a) 56.4 b) 62.5 c) 65.8 d) 65.4
14. ;fn fdlh la[;k dk 18%] 126 gks rks ewy la[;k 23. eksgu ds ikl 600:0 FksA mlus 15% fdrkcksa ij]
Kkr djsaA 20% diM+ksa ij rFkk 25% [kkus ij [kpZ dj fn;kA
If 18% of a number is 126 then what is the original Kkr djsa fd vc mlds ikl fdrus :i;s cps gSa\
number? Mohan had Rs. 600. He spent 15% on the book, 20% on
a) 850 b)750 c) 700 d) 730 the cloths and 25% on the food. Find his savings?
a)265 b) 340 c) 240 d) 470
Next Type
24. A dh vk; B dh vk; ls 50% vf/kd gSA ;fn B dh
15. ,d la[;k dk 15% ;fn 120 gks rks ml la[;k dk vk; 1500 :0 gS rks A dh vk; Kkr djsaA
75% D;k gksxk\ A earn 50% more than B if the income of B is 1500 what
If 15% of the number is 120, then find 75% of the is the income of A.
number? a) 2240 b) 2230 c) 2250 d) 2350
a) 300 b) 400 c) 200 d) 600 25. A dh vk; B dh vk; ls 25% vf/kd gSA ;fn A dh
16. ,d la[;k dk 80% ;fn 128 gks rks ml la[;k dk vk; 1000 :0 gS rks B dh vk; Kkr djsaA
30% D;k gksxk\ A earn 25% more than B. If income of A is 1000 find the
If 80% of the number is 128, then find 30% of the income of B.
number? izfr'kr Kkr djuk
a) 43 b) 36 c) 48 d) 42 Calculating Percentage
17. ;fn fdlh la[;k dk 16%] 176 gks rks mlh la[;k
dk 15% Kkr djsaA 26. ,d Nk= dks 80 vadksa esa 25 vad izkIr gq, rFkk og
If 16% of a number is 176 then what is the 15% of the 15 vadksa ls Qsy gks x;kA ikl gksus dk % Kkr
same number? djsaA
A student score 25 out of 80 and he fails by 15 marks
izfr'kr Kkr djuk find the passing %.
Calculating Percentage a) 20% b) 30% c) 70% d) 50%
18. 64] 256 dk fdruk % gS\ 27. ,d Nk= dks ,d ijh{kk esa 253 vad izkIr gq,A ;g
What percent of 256 is 64? vad ikl gksus ds fy, vko';d vadksa ls 13 vad
vf/kd FksA ;fn ijh{kk 600 vadksa dh gks rks ikl
a) 35% b) 25% c) 45% d) 75%
gksus dk izfr'kr Kkr djsaA
19. 22 dk fdruk % 132 gS\ A student scored 253 marks in an exam. His score was 13
What percent of 22 is 132? marks more than passing marks. If full marks was 600
a) 600% b) 50/3% c) 400% d) 500% then find the passing %.
20. 5 xzke] 2 fdyksxzke dk fdruk % gS\ a) 50% b) 30% c) 40% d) 44%
What percent of 2 kilogram is 5 gram? 28. ikuh rFkk vYdksgy ds 200 yhVj feJ.k esa 80
a) 6% b) 3% c) 2% d) 4% yhVj ikuh gSA ml feJ.k esa fdruk % vYdksgy gS\
izfr'kr dh cqfu;knh le> Total mixture of water and alcohol is 200 liter and
Basics of Percentage mixture contain 80 liter water. Find the % of acid in
mixture?
21. nhid 1200 :0 izfrekg dekrk gSA ;fn og viuh
a) 60% b) 70% c) 40% d) 50%
vk; dk 90% [kpZ djrk gS rks mldh cpr Kkr
djsaA 29. ,d xk¡o dh tula[;k 43200 gSA ;fn dqy
Deepak earns Rs. 1200 per month. If he spends 90% of tula[;k dk 3@4 iq:"k gSa rks efgykvksa dk % Kkr
djsaA
his income then find his savings.
The population of a village is 3600. If males are 3/4 of
a) 110 b) 130 c) 120 d) 114
total population, then find % population of female.
22. ,d O;fDr us 60 :0 dh dksbZ oLrq [kjhnhA ;fn
a) 60% b) 40% c) 25% d) 80%
mlus dqy [kjhn ij 9% dh nj ls lsok ,oa fcØh
dj fn;k rks mlus dqy fdruk Hkqxrku fd;k\ 30. ,d fo|ky; esa 198 Nk= ikl gq, tks dqy Nk=ksa dk
3@5 gSA Kkr djsa fd fdrus izfr'kr Nk= Qsy gq,\
A person purchases an item at Rs. 60. He pays GST at the
In a school total 198 students passed which is 3/5 of
 total students. Find how much % failed? matches and 4 matches was on tie, then find the total
a) 55% b) 45% c) 60% d) 40% number of matches?
31. jke dh vk;q 15 o"kZ rFkk ';ke dh vk;q 25 o"kZ a) 30 b) 20 c) 25 d) 40
gSA ';ke dh vk;q jke dh vk;q dk fdruk izfr'kr 39. ,d fo|ky; esa dqy fo|kFkhZ;ksa dk 65% Nk= gSaA ;fn
gS\ Nk=ksa dh la[;k Nk=kvksa dh la[;k ls 60 vf/kd gS]
Ram's age is 15 years and Shyam's age is 25 years. What rks dqy fdrus fo|kFkhZ Fks\
% is Shyam's age that of Ram's? There are 65% boys in a school. If boys are 60 more than
a) 166(2/3)% b) 166(1/3)% c) 60% d) girls, then find the total number of students?
66(5/1)% a) 100 b) 200 c) 300 d) 250
32. jke dh vk;q 15 o"kZ rFkk ';ke dh vk;q 25 o"kZ
gSA jke dh vk;q ';ke dh vk;q dk fdruk izfr'kr Next Type
gS\ 40. jes'k vius osru dk 20% nok ij [kpZ djrk gS]
Ram's age is 15 years and Shyam's age is 25 years. What 25% f'k{kk ij rFkk 30% vU; enksa ij [kpZ djrk
% of Ram's age that of Shyam's? gSA vUr esa mlds ikl 2100 :0 cprs gSaA mlus
a) 55 % b) 45 % c) 35 % d) 60 % nok ij fdruk [kpZ fd;k\
33. jke dh vk;q 15 o"kZ rFkk ';ke dh vk;q 25 o"kZ Ramesh spends 20% on medicine, 25% on education and
gSA ';ke dh vk;q jke dh vk;q ls fdruk izfr'kr 30% on other requirement of his salary. In the end, he
vf/kd gS\ had Rs 2100. What amount did he spend on medicine?
Ram's age is 15 year and Shyam's age is 25 year. What % a) 1800 b) 1680 c) 1580 d) 8500
more age of Shyam than that of Ram's? 41. jes'k vius osru dk 20% nok ij [kpZ djrk gS]
a) 66(1/3)% b) 66(3/5)% c) 66(2/3)% d) 66(3/4)% 'ks"k dk 25% f'k{kk ij rFkk 'ks"k dk 30% vU; enksa
34. jke dh vk;q 15 o"kZ rFkk ';ke dh vk;q 25 o"kZ ij [kpZ djrk gSA vUr esa mlds ikl 2100 :0
gSA jke dh vk;q ';ke dh vk;q ls fdruk izfr'kr cprs gSaA mldk osru fdruk Fkk\
de gS\ Ramesh spends 20% on medicine, 25% of remaining on
Ram's age 15year and Shyam's age 25 year. Find what education and 30% of remaining on other requirement
%less than Ram's age than that of Shyam's? of his salary. In the end, he had Rs 2100. What is his
a) 30 % b) 40 % c) 50 % d) 35 % salary?
ewy la[;k Kkr djuk a) 5000 b) 8400 c) 8000 d) 5500
Calculating Original Number 42. fdlh iqLrdky; esa 10% iqLrdsa vaxzsth Hkk"kk esa rFkk
'ks"k dh 20% iqLrdsa fgUnh Hkk"kk esa gSaA ;fn 'ks"k
35. ,d Vksdjh esa dqN vke gSaA ;fn mu vkeksa dk 17%, 1260 iqLrdsa {ksf=; Hkk"kk esa gSa rks iqLrdky; esa
1360 gS] rks Vksdjh esa dqy fdrus vke gSa\ fdruh iqLrdsa vaxzsth Hkk"kk esa gSa\
There are some mangoes in a basket. If 17% of those In a library there are 10% books in English language and
mangoes are 1360 then find the total number of 20% of remaining books are in Hindi language. If
mangoes? remaining 1260 books are in regional language then find
a) 8000 b) 7900 c) 8100 d) 7000 the number of books in English language.
36. ,d [kuht esa 20% yksgk gS] 70 fd0xzk0 yksgk a) 150 b) 125 c) 175 d) 200
izkIr djus gsrq fdrus [kfut dh vko';drk gksxh\
There are 20% iron in a ore. To obtain 70 kg iron what tc leku izfr'kr ?kVk dj c<+k;k tk; ;k c<+k dj ?kVk;k
quantity of ore will be required? tk;
a) 250 b) 850 c) 350 d)450 When same percentage is increased/decreased and then
37. viuh vk; dk 69% [kpZ djus ds ckn ,d efgyk ds decreased/increased
ikl 93 :0 cprs gSaA mldh vk; Kkr djsaA 43. ,d la[;k esa 10% o`f) djus ds ckn blesa 10%
A lady saves Rs. 93 after expensing 69%. Find her deh dj nh tkrh gS] izHkko Kkr djsaA
income. A number is increased by 10% than decreased by 10%,
a) 300 b) 200 c) 500 d) 350 find the effect.
38. ,d fØdsV Vhe us o"kZ esa [ksys x, dqy eSpksa ds a) No change b) 4% decrease c) 1% increase
30% eSp thrsA ;fn bl Vhe us 60% eSp gkjs rFkk d) 1% decrease
4 eSp cjkcjh ij jgs] rks Vhe us dqy fdrus eSp
44. ,d vk;r dh yEckbZ esa 15% o`f) djus rFkk pkSM+kbZ
[ksys\
esa 15% deh djus ij blds {ks=Qy esa fdrus
A cricket team won 30% matches. If this team lost 60%
 izfr'kr deh vk;sxh\ remains the same?
The length of a rectangle is increased by 15% and width a) 28(4/7)% b) 22(2/3)% c) 23(4/5)% d) 28(4/3)%
is decreased by 15%. Find the decrease in percentage of
its area? Next Type
a) 2.25% Decrease b) 2.25%Increase c) 51. pkoy ds ewY; esa 20% deh gksus ij ,d O;fDr
3.33%Decrease d) 2.20% Decrease 350 : esa igys ls 7 fd0xzk0 vf/kd pkoy [kjhn
45. ,d la[;k esa 20% o`f) djus ds ckn blesa 20% ldrk gS] pkoy dk orZeku ewY; izfr fdxzk0 fdruk
deh dj nh tkrh gSA ;fn la[;k igys ls 376 de gS\
gks xbZ gks rks la[;k crk;saA 7 kg more rice can be bought in Rs. 350 after lessen the
After increasing a number by 20%, it is decreased by rate of rice by 20%. What is the current price of rice per
20%. If number becomes 376 less than original then find kg?
original number. a) 30 b) 20 c) 40 d) 10
a) 8400 b) 7400 c) 6400 d) 9400 52. pkoy ds ewY; esa 10% o`f) gksus ij ,d O;fDr
400 : esa igys ls 8 fd0xzk0 de pkoy [kjhn
tc fHkUu izfr'kr ?kVk dj c<+k;k tk; ;k c<+k dj ?kVk;k ldrk gS] pkoy dk c<+k gqvk ewY; D;k gS\
tk;
When the price of the Rice is increased by 10%, a man is
When different percentage is increased/decreased and then
now able to buy 8kg less in Rs 400. Find the increased
decreased/increased
price of the rice.
46. ,d la[;k esa 20 % o`f) djus ds ckn blesa 10 % a) 4 b) 3 c) 2 d) 5
deh dj nh tkrh gS] izHkko Kkr djsaA 53. vkyw ds ewY; esa 20% o`f) gksus ij ,d O;fDr
After the increment of 20%, a number is reduced by 10% 300:0 esa igys ls 10 fdxzk0 de vkyw [kjhn
find its effect. ikrk gS] vkyw dk vkjfEHkd ewY; D;k Fkk\
a) 8%Increase b) 4% Increase c) When the price of the potato is increased by 20%, a man
3% Decrease d) 10% Increase now can buy 10 kg less in Rs300 than before, find the
47. ,d la[;k esa 20 % deh djus ds ckn blesa 10 % initial rate of potato?
o`f) dj nh tkrh gS] izHkko Kkr djsaA a) 4 b) 5 c) 2 d) 3
After the decrement of 20%, a number is increased by
Next Type
10%, find its effect.
a) 11%Decrease b) 12%Decrease c) 54. fdlh fHkUu ds va'k esa 140% o`f) djus ij rFkk gj
10% Decrease d) 8% Decrease esa 110% o`f) djus ij izkIr fHkUu 16@21 gS]
izkjfEHkd fHkUu D;k gS\
fdlh vU; eku ds lkis{k izfr'kr Kkr djuk
When numerator of a fraction increased by 140% and
Calculating percentage with respect to another value
denominator is increased by 110% then it becomes
48. pkoy ds ewY; esa 40% o`f) dj nh xbZA bls 16/21. Find the original fraction?
izkjfEHkd ewY; ij ykus gsrq u;s ewY; esa fdrus a) 3/2 b) 2/3 c) 4/3 d) 5/3
izfr'kr deh djuh gksxh\ 55. fdlh fHkUu ds va'k esa 20% o`f) djus rFkk gj esa
The price of an rice was increased by 40%. To retain its 20% deh djus ij izkIr fHkUu 4@5 gS] izkjfEHkd
original price how much decrement should be done? fHkUu D;k gS\
a) 22(4/7)% b) 40% c) 28(4/7)% d) 28(3/7)% When numerator of a fraction increased by 20% and
49. nky ds ewY; esa 25% o`f) gks tkus ij bldh [kir denominator is decreased by 20% then it becomes 4/5.
fdrus izfr'kr de djuh gksxh dh bl en eas [kpZ u Find original fraction.
c<sa\ a) 7/15 b) 6/15 c) 8/15 d) 2/15
After the increment in the rate of pulse by 25%, what
percent of consumption should be decreased so that it Next Type
does not affect the budget?
56. ,d ijh{kk esa mÙkh.kZ gksus ds fy, 33% vad izkIr
a) 40% b) 30% c) 10% d) 20% djuk vko';d gS] fd'ku dks 220 vad feys rFkk
50. ,d vk;r dh yEckbZ esa 40% o`f) dj nh xbZ] og 77 vadksa ls vuqÙkh.kZ gks x;k] dqy iw.kkZd fdrus
bldh pkSM+kbZ fdrus izfr'kr de djuh gksxh fd Fks\
vk;r dk {ks=Qy iwoZor~ jgs\ To pass an exam one has to score 33% marks. Kishan
Length of a rectangle is increased by 40%, by what scored 220 marks and failed by 77 marks. Find total
percent its breadth should be decreased so that the area
 marks of exam. present population of the town is 20,000 then what will
a) 800 b) 400 c) 870 d) 900 be the population in next year?
57. ,d ijh{kk esa mÙkh.kZ gksus ds fy, 40% vad izkIr a) 32000 b) 22000 c) 34000 d) 33000
djus FksA ,d Nk= us 30 % vad izkIr fd, rFkk 12 63. ,d xk¡o dh tula[;k 20000 gSA ;fn izFke o"kZ esa
vadksa ls vuqÙkh.kZ gks x;kA mÙkh.kZ gksus dk vad fdruk 10% o`f) gks rFkk f}rh; o"kZ esa 20% o`f) gks rks
gS\ 2 o"kZ ckn dLcs dh tula[;k fdruh gksxh\
To pass an exam a student has to score 40% marks. A The present population of a village is 20000 if it
student score 30% marks and failed by 12 marks. Find increases by 10% in first year and by 20% in second year
passing marks? then, what will be the population after 2 years?
a) 48 b) 44 c)32 d) 85 a) 24400 b) 25400 c) 26400 d) 28300
Next Type 64. ,d ckbZd dk 20% okf"kZd nj ls voewY;u gksrk gSA
;fn bldk orZeku ewY; 80000 : gks rks 2 o"kZ
58. ,d dk;kZy; esa 74% deZpkjh pk; ihrs gS rFkk rFkk ckn bldk ewY; D;k gksxk\
39% dkWQh ihrs gSaA ;fn 52 yksx nksuksa ihrs gSa rks A bike depreciates by 20% every year. If the present
dqy fdrus deZpkjh gSa\ value of the bike is Rs 80,000, what will be its value after
In an office, 74% employee take tea, 39% take coffee. If 2 years?
52 employees take both then what is the total number a) 41200 b) 42400 c) 48400 d) 51200
of employees?
Next Type
a) 400 b) 500 c) 200 d) 100
59. ,d oxZ esa 76% Nk= fgUnh esa rFkk 38 % Nk= 65. ,d 'kgj dh tula[;k 5500 gSA ;fn blesa 10%
vaxzsth esa ikl gq,A ;fn 42 Nk= nksuksa esa ikl gq, okf"kZd nj o`f) gks rks 1 o"kZ igys ml 'kgj dh
rks dqy fdrus Nk= gSa\ tula[;k D;k Fkh\
In a class 76% students passed in Hindi and 38% in The population of a city is 5500 if 10% per annum is
English, if 42 students passed in both subject then the increased what was the population of city before 1 year?
total number of student was? a) 5000 b) 6000 c) 3000 d) 2000
a) 400 b) 300 c) 200 d) 600 66. 2 o"kZ iwoZ ,d ikS/kk yxk;k x;kA blesa 20% okf"kZd
60. 80 Percent of the people in a party drinbk coffee, 10 nj ls o`f) gksrh gSA ;fn vc bldh mpk¡bZ 144 lseh
percent of these also drink tea. 10 Percent in a party gks rks tc ;g ikS/kk yxk;k x;k rc bldh mpk¡bZ
fdruh Fkh\
neither of these two drinks. What percent of the people
Two years ago a plant was planted. It increases 20%
in the party drink?
annually. If its height is 144 centimeters now then what
61. In a survey of 500 students of a college, it was found that
was its height when it was planted?
49% liked watching football, 53% liked watching hockey
a) 200 b) 100 c) 500 d) 600
and 62% liked watching basketball. Also, 27% liked
watching football and hockey both, 29% liked watching Next Type
basketball and hockey both and 28% liked watching
67. ,d pquko esa nks mEehnokj FksA ,d mEehnokj 40%
football and basket ball both. 5% liked watching none of
oksV ysdj 8]000 oksVksa ls gkj x;kA dqy oksV fdrus
these games. iM+s\
How many students like watching all the three games? There were two candidates in an election first candidate
Find the ratio of number of students who like watching got 40% votes and was defeated by 8000 votes, find the
only football to those who like watching only hockey. number of total voters?
Find the number of students who like watching only one a) 40000 b) 44000 c) 45000 d) 42000
of the three given games. 68. ,d pquko esa nks mEehnokj FksA ,d mEehnokj 40%
Find the number of students who like watching at least oksV ysdj 8]000 oksVksa ls gkj x;kA thrus okys dks
two of the given games. fdrus oksV feys\
There were two candidates in an election first candidate
Next Type
got 40% votes and was defeated by 8000 votes. What
62. ,d 'kgj dh tula[;k 10% izfr o"kZ c<+rh gSA ;fn number of votes did the winner got?
orZeku tula[;k 20]000 gks rks vxys o"kZ a) 25000 b) 26000 c) 24000 d) 22000
tula[;k D;k gksxh\
The population of a town increases 10% annually. If
69. ,d pquko esa nks mEehnokj FksA blesa dqy ernkrkvksa 75. 9 feyhyhVj yks'ku esa 50% vYdksgy gSA blesa
esa ls 5% us vius erksa dk iz;ksx ugha fd;kA thrus fdruk ikuh Mkyk tk, fd 30% vYdksgy okyk yks'ku
okys us dqy erksa dk 48% er izkIr dj 1500 cu tk;s\
erksa ls fot;h jgkA gkjus okys mEehnokj dks fdrus There are 50% alcohol in 9 ml lotion. How much water
oksV feys\
should be added to make it 30% alcohol lotion?
There were two candidates in an election. Out of the
total voter 5% did not vote. The winner got 48% votes 76. nw/k rFkk ikuh ds 40 yhVj feJ.k esa 10% ikuh gSA
and won by 1500 votes. How many votes got the blesa fdruk ikuh vkSj Mkyk tk, fd u, feJ.k esa
defeated candidate? 20% ikuh gks\
a) 72500 b) 74400 c) 70500 d) 73500 There is 10% water in 40 liter solution of milk and water.
70. ,d pquko esa nks mEehnokj FksA 20% yksxksa us oksV How much water should be added to make it 20% water
ugha fn;kA oksVksa dk 10% voS| gks x;sA thrus okys solution?
mEehnokj dks dqy oksVksa dk 42% oksV feys rFkk og 77. nw/k rFkk ikuh ds 210 yhVj feJ.k esa 10% nw/k gSA
600 oksVksa ls thr x;kA gkjus okys dks fdrus oksV blesa fdruk nw/k vkSj Mkyk tk, fd u, feJ.k esa
feys\ 30% nw/k gks\
There were two candidates in an election. 20% people
There is 10% milk in 210 liter solution of milk and water.
did not vote. 10% of the total votes where declared
How much milk should be added to make it 30% milk
invalid. The winner candidate got 42% of the total votes
and he won by 600 votes, find the number of votes the solution?
defeated candidate got? 78. ued rFkk ikuh ds 510 yhVj feJ.k esa 40% ikuh
a) 1100 b) 1400 c) 1200 d) 1500 gSA fdruk ikuh ok"i }kjk mM+k fn;k tk; fd u,
feJ.k esa 15% ikuh gks\
Next Type There is 40% water in 510 liter solution of salt and water.
How much water should be evaporated to make it 15%
71. 10 yhVj ued ds ?kksy esa 5% ued gSA blesa
ok"ihdj.k }kjk 2 yhVj ikuh Hkki cu x;kA 'ks"k cps water solution?
?kksy esa ued fdrus izfr'kr gS\ Next Type
In 10 litre salt solution, 5% is salt. Due to evaporation, 2
litre water got vapourised. What percent of salt is 79. rktk Qyksa esa 68% ikuh gS rFkk lw[ks Qy esa 20%
remaining? ikuh gSA 100 fd0xzk0 rktk Qyksa ls fdrus lw[ks
a) 6(1/4)% b) 5(1/4)% c) 8(2/4)% d) 3( ¾)% Qy izkIr fd;s tk ldrs gS\
72. 10 yhVj ued ds ?kksy esa 5% ued gSA blesa 2 There is 68% water in fresh fruits and 20% water in dry
yhVj ikuh vkSj Mky fn;k x;kA vc ?kksy esa ued fruits. How much dry fruits can we get from 100kg of
fdrus izfr'kr gS\ fresh fruits?
There is a 10 liter solution of 5% salt. 2 liter of water was
80. rktk Qyksa esa 70% ikuh gS rFkk lw[ks Qy esa 10%
mixed with the solution. Find % salt?
ikuh gSA 300 fd0xzk0 rktk Qyksa ls fdrus lw[ks
a) 4(5/6) b) 5(4/3) c) 4(1/6) d) 5(2/5) Qy izkIr fd;s tk ldrs gS\
73. 25 yhVj ued ds ?kksy esa 10% ued gSA blesa
There in 70% water in Fresh Fruits and 10% water in dry
ok"ihdj.k }kjk 5 yhVj ikuh Hkki cu x;kA 'ks"k cps
?kksy esa ued fdrus izfr'kr gS\ fruits. How many dry fruits can be obtained from 300kg
25 liter of solution contains 10% salt. 5 liter of water was of Fresh Fruits?
vaporised. Find % salt? 81. rktk vaxwjksa esa 80% ikuh gS rFkk lw[ks vaxwjksa esa
a) 12(1/2)% b) 12(1/5)% c) 12(5/8)% d) 12(2/3)% 10% ikuh gSA ;fn lw[ks vaxwjksa dk Hkkj 250
74. 5 yhVj vYdksgy rFkk ikuh ds feJ.k esa 40% fd0xzk0 gks rks rktk vaxjw ksa dk Hkkj fdruk gksxk\
vYdksgy gSA bl ?kksy esa 1 yhVj vYdksgy Mkyus ds There is 80% water in Fresh grapes and 10% water in dry
ckn u, feJ.k esa vYdksgy fdruk izfr'kr gS\
grapes. If the weight of dry grapes is 250kg then what
5 liter of solution contains 40% alcohol. After adding 1
will be the weight of Fresh grapes?
liter of alcohol. Find percentage of alcohol in the
solution? Percentage & Ratio
a) 33(1/3)% b) 50% c) 60% d) 75%
82. ,d feJ.k esa ikuh rFkk nw/k dk vuqikr 3%2 gSA
Next Type ;fn feJ.k dh ek=k 45 gks] rks feJ.k esa ikuh dh
 ek=k fdruh izfr'kr gS\ rks fdrus izfr'kr Nk=k,¡ mÙkhZ.k gqbZ\
The ratio of water to milk is 3:2 in a mixture. If there is There were 2000 students in an examination out of
45 litre mixtures then find the percentage of water? which 25% are girls. If 30% of boys were passed and total
a) 33(1/3)% b) 50% c) 60% d) 75% pass % is 40%, then what % of girls passed in the
83. ,d dk;kZy; esa Lukrd ,oa LukrdksÙkj deZpkjh dh examination?
la[;kvksa dk vuqikr 13%7 gSA ;fn dqy deZpkfj;ksa a) 43.75% b) 45.28% c) 65% d) 70%
dh la[;k 140 gks rks ml dk;kZy; esa fdrus izfr'kr Percentage & Mensuration
Lukrd deZpkjh gSa\
89. fdlh oxZ dh izR;sd Hkqtk esa 20% o`f) gksus ij
The ratio of graduate and post graduate employees of an
blds {ks=Qy esa fdrus izfr'kr o`f) gksxh\
office is 13:7. If the total employees in the office is 140
When each side of a square is increased by 20% then find
then find percentage of graduate employees in the
% increment in its area.
office?
a) 44% increase b) 54% increase c) 56%
a) 33(1/3)% b) 50% c) 60% d) 65%
increase d) 40% increase
84. ,d fo|ky; esa dqy 1350 Nk= gSaA yM+ds rFkk
90. ,d oxZ dh yEckbZ rFkk pkSM+kbZ Øe'k% 30% rFkk
yM+fd;k¡ dh la[;k dk vuqikr 5%4 gSA ;fn 20%
20% o`f) djus ij izkIr vk;r dk {ks=Qy fn;s x;s
yM+dksa rFkk 25% yM+fd;ksa dh la[;k esa o`f) gqbZ u;k oxZ ds {ks=Qy ls fdrus izfr'kr vf/kd gksxk\
vuqikr Kkr djsaA
Length and breadth of a square is increased by 30% and
In a school, there are 1350 students. The ratio of Boys
20% respectively. Find the % increment in its area.
and girls is 5:4. If 20% of the boys and 25% of the girls
a) 55% increase b) 50% increase c) 56%
were increased then find new ratio.
increase d) 50% increase
a) 6:7 b) 3:4 c) 6:2 d) 6:5
91. fdlh f=Hkqt ds vk/kkj ,oa m¡pkbZ esa Øe'k% 20% ,oaa
85. ,d fo|ky; esa dqy 1750 Nk= gSaA yM+ds rFkk
yM+fd;k¡ dh la[;k dk vuqikr 3%2 gSA ;fn yM+dksa 10% dh o`f) gksus ij blds {ks=Qy esa fdrus
izfr'kr o`f) gksxh\
,oa yM+fd;ksa dh la[;k Øe'k% 20% rFkk 25% dh
When base and height of a triangle is increased by 20%
o`f) gqbZ rks dqy Nk=ksa esa fdrus izfr'kr dh o`f)
gqbZA and 10% respectively then find % increment in its area.
In a school, there are 1750 students. The ratio of Boys a) 30% increase b) 33% increase c) 35%
and girls is 3:2. If 20% of the boys and 25% of the girls increase d) 32% increase
increased then find % increament. 92. fdlh o`Ùk dh f=T;k esa 10% o`f) djus ls blds
a) 23% b) 22% c) 26% d) 27% {ks=Qy esa fdrus izfr'kr dh o`f) gksxh\
86. ,d Hkou ds fuekZ.k djus esa ;g ik;k x;k fd Hkou If the radius of a circle increased by 10% then its area
lkexzh rFkk etnwjh ds [kpZ dk vuqikr 3%2 gSA will be increased by what percent?
Hkou lkexzh esa 20% rFkk etnwjh esa 10% dh o`f) a) 28% increase b) 21% increase c) 34%
gqbZA dqy [kpZ esa fdrus izfr'kr o`f) gqbZ\ increase d) 24% increase
It is found during constructing a building that the ratio of
The End
expenditure of building material & labour charge is 3:2.
If the cost of building material is increased by 20% and
cost of labour charge increased by 10% then find %
increment in total expenditure.
a) 15% b) 14% c) 16% d) 13%
87. ,d ijh{kk esa 500 ijh{kkFkhZ Fks ftuesa ls 60%
yM+ds FksA ;fn 20% yM+ds rFkk 40% yM+fd;k¡ mÙkhZ.k
gq, gksa] rks fdrus izfr'kr fo|kFkhZ vuqÙkhZ.k jgs\
There were 500 students in an examination out of which
60% are boys. If 20% of boys and 40% of girls were
passed. Then what % of Students were Failed?
a) 72% b) 73% c) 75% d) 76%
88. ,d ijh{kk esa 2000 ijh{kkFkhZ Fks ftuesa ls 25%
yM+fd;k¡ FkhA ;fn 30% yM+ds ml ijh{kk esa mÙkhZ.k
gq, rFkk dqy feykdj 40% ijh{kkFkhZ mÙkhZ.k gq, gksa]
1. On a certain date, Pakistan has a success rate of 60% If 2500 candidates passed in both the subjects, the
against India in all the ODIs played between the two number of students who appeared at the examination
countries. They lost the next 30 ODIs. In a row to India was
and their success rate comes down to 30%. The total
number of ODIs played between the two countries is 12. An army lost 10% of its men in war, 10% of the
remaining died due to disease and 10% of the rest
2. A man spend 7 ½% of his money and after spending were declared disabled. Thus the strength of the army
75% of the remaining he had Rs.370 left. How much was reduced to 7,29,000 active men. The original
money did he have strength of the army was

3. A man spends 75% of his income. His income 13. A village lost 12% of its goats in a flood and 5% of
increases by 20% and his expenditure also increases remainder died from diseases. If the number left now
by 10%. Find the percentage increase in his savings. is 8360. What was the original number before the
flood?
4. In an examination 73% of the candidates passed in
quantitative aptitude test, 70% passed in General 14. A person loses 75% of his money in the first bet, 75%
awareness and 64% passed in both. If 6300 failed in of the remaining in the second and 75% of the
both subject the total number of examinees were remaining in the third bet and returns home with Rs.2
only. His initial money was
5. In an examination, 35% of total students failed in
Hindi, 45% failed in English and 20% failed in both. 15. Christy donated 10% of his income to an orphanage
Find the percentage of those students who passed in and deposited 20% of the remainder in his bank. If he
both the subjects? has now Rs.7200 left, what is his income.

6. In an examination 70% of the candidates passed in 16. The price of rice has increased by 60%. In order to
English, 80% of passed in Mathematics, 10 % failed in restore the original price, the new price must be
both the subjects if 144 candidates passed in both, the reduced by
total number of candidates was
17. The marked price of an article is Rs.5000 but due to
7. In a village, each of the 60% of families has a cow; festive offer a certain percent of discount is declared.
each of each of the 30% of families has a buffalo and Mr. X availed this opportunity and bought the article at
each of the 15% of families has both a cow and reduced price. He then sold it at Rs.5000 and thereby
buffalo. In all there are 96 families in the village. How made a profit of 11 1/9%. The percentage of discount
many families do not have a cow or a buffalo? allowed was?

8. In a group of students, 70% can speak English and 18. A number is increased by 20%. To get back the
65% can speak Hindi. If 27% of the students can original number, the increased number is to be
speak none of the two languages, then what percent reduced by
of the group can speak both the languages?
19. A businessman's earning by 25% in one year but
9. In a school 40% of the students play football and 50% decreases by 4% in the next. Going by this pattern,
play cricket. If 18% of the students neither play after 5 years, his total earnings would be Rs.72000.
football nor cricket, the percentage of the students What is his present earning?
playing both is
20. A line of length 1.5 metres was measured as 1.55
10. In an examination, 65% of the students passed in metres by mistake. What will be the value of error
Mathematics, 48% passed in Physics and 30% percent?
passed in both. How much percent of students failed
in both the subjects? 21. A boy found the answer for the question 'Subtract the
sum 1/4 and 1/5 from unity and express the answer in
11. In an examination, 60% of the candidates passed in decimals' as 0.45. The percentage of error in his
English and 70% of the candidates passed in answer was
Mathematics, but 20% failed in both of these subjects.
22. A student multiplied a number by 3/5 instead of 5/3. 34. Due to an increase of 50% in the price of eggs, 4 eggs
What is the percentage error in the calculation? less are available for Rs.24. The present rate of eggs
per dozen is
23. An interval of 3 hours 40 minutes is wrongly estimated
as 3 hours 45.5 minutes. The error percentages is 35. The expenses on rice, fish and oil of a family are in
the ratio 12:17:3. The prices of these articles are
24. A man spends 15% of his income. If his expenditure is increased by 20%, 30% and 50% respectively. The
Rs.75, his income (in rupees) is total expenses of the family on these articles are
increased by
25. A's salary was decreased by 50% and subsequently
increased by 50%. How much percent does he lose? 36. The ratio of number of boys and girls in a school of
720 students is 7:5. How many more girls should be
26. In the last financial year, a car company sold 41,800 admitted to make the ratio 1:1?
cars. In this year, the target is to sell 51,300 cars. By
what percent must the sale be increased? 37. 200 litres of a mixture contains 15% water and the rest
is milk. The amount of milk that must be added so that
27. The price of an article is decreased by 10% to restore the resulting mixture contains 87.5% milk is
it to its former value, the new price must be increased
by 38. 75 gram of sugar solution has 30% sugar in it. Then
the quantity of sugar that should be added to the
28. A number is decreased by 10% and the resulting solution to make the quantity of the sugar 70% in the
number is again decreased by 20%. What is the final solution is:
percentage of decrease?
39. In a college, 40% of the students were allotted group
29. The red blood cells in a blood sample grows by 10% A, 75% of the remaining were given group B and the
per hour in first two hours, decreases by 10% in next remaining 12 students were given group C .Then the
one hour, remains constant in next one hour and number of students who applied for the group is:
again increases by 5% per hour in next two hours. If
the original count of the red blood cells in the sample 40. A person gave 20% of his income to his elder son,
is 40000, find the approximate red blood cells, count 30% of the remaining to the younger son and 10% of
at the end of 6 hours. the balance he donated to a trust. He is left with
Rs.10080. His income was
30. If Rajdhani is 16 2/3% slower than Shatabdi, then
Shatabdi is faster than Rajdhani by 41. In a big garden 60% of the trees are coconut trees,
25% of the number of coconut trees are mango trees
31. The price of an edible oil is increased by 25%. To and 20% of the number of mango trees are apple
maintain the budget, Sushma reduces the trees. If the number of apple trees in the garden is
consumption of this soil by 20%. The increase in 1440 then find the total number of trees in the garden
expenditure due to this edible oil is
42. 8% of the voters in an election did not cast their votes.
32. A number is increased by 15% and then decreased by In this election, there were only two candidates. The
25% and the number becomes 22 less than the winner by obtaining 48% of the total votes, defeated
original number the original number. The original his contestant by 1100 vote. The total number of
number is voters in the election was

33. In 2 kg mixture of copper and aluminium, 30% is 43. In an election between two candidates, 75% of the
copper. How much aluminium powder should be voters cast their votes, out of which 2% votes were
added to the mixture so that the quantity of copper declared invalid. A candidate got 9261 votes which
becomes 20%? were 75% of the valid votes. The total number of
voters enrolled in that election was:

44. Two students appeared at an examination. One of

them secured 9 marks more than the other and his
 marks was 56% of the sum of their marks. The marks increased by 8% but the total population increased by
obtained by them are: 9%. The number of males in the town was:

45. In an election 10% of the voters on the voter's list did 48. The sum of the numbers of boys and girls in a school
not cast their votes and 60 voters cast their ballot is 150. If the number of boys is x, the number of girls
paper blank. There are only two candidates. The becomes x% of the total number of students. The
winner was supported by 47% of all the voters in the number of boys is:
list and he got 308 votes more than his rival. The
number of voters on the list was 49. One type of liquid contains 20% water and the second
type of liquid contains 35% of water. A glass is filled
46. The population of a village was 9800. In a year with with 10 part of 1st liquid 4 parts of second liquid. The
the increase in population of males by 8% and that of water in the new mixture in the glass is:
females by 5%, the population of the village became
10458. What was the number of males in the village 50. The percentage of metals in a mine of lead ore is
before increase? 60%. Now the percentage of silver is 3/ 4% of metals
and the rest is lead. If the mass of ore extracted from
47. In a town, the population was 8000. In one year, male this mine 8000 kg, the mass of lead is:
population increased by 10% and female population