07 Usp Mathematics 01
07 Usp Mathematics 01
07 Usp Mathematics 01
Science
Class – VII
General Instructions:
Section A
1. The additive inverse of -10 is
a) 10
b) -10
1
c)
10
d) 0
2. Which properly is expressed in the following expressions: a+(b+c)=(a+b)+c, here a.b and c
are integers.
a) Closure under addition
b) Associative property of addition
c) Additive identity
d) Multiplicative identity
3. Which one is an improper fraction?
1
a)
2
4
b)
5
12
c)
5
15
d)
17
5
4. Reciprocal of
9
5
a)
9
Section C
10. In the above figure, identify
a) A pair of corresponding angles
b) A pair of alternate interior angles
c) A pair of interior angles of same side of transversal
11. Simplify and reduce to the simplest form.
Section D
15. In a class test containing 10 questions, 5 marks are awarded for every correct answer and (-
2) marks are awarded for every incorrect answer and 0 for questions not attempted.
a) Mohan gets four correct and six incorrect answers. What is his score?
b) Reshma gets five correct answers and five incorrect answers, what is her score?
7
16. Michael finished colouring a picture in hour. Vaibhav finished colouring the same picture
12
3
in hours. Who worked longer? By what fraction was it longer?
4
17. Find the value of x in each of the following figures if l m .
a)