Class 7 Reinforcement Worksheet Algebra 1
Class 7 Reinforcement Worksheet Algebra 1
Class 7 Reinforcement Worksheet Algebra 1
Southern Region
Reinforcement Worksheet
Mathematics
Class 7
Topic: Algebra 1
1. A scarf whose length is half meter that can be made from y meters of cloth is
a) 2y
y
b)
2
c) y + 2
d) y + ½
2. Which expression represents "eight less than the product of five and a number"?
a) 8 - 5n
b) 8 - 5 + n
c) 8 - (5 + n)
d) 5n – 8
3. The product of two numbers 2p and 7p is
a) 2p x 7p
b) 2(p x 7)
c) 14p
d) (2 x 7) p
4. The days in n weeks can be represented as
a) 7 + n
b) 7 x n
c) 7n
Q3 The sum of three consecutive even numbers is 210. Find the largest of these numbers.
Q4 The sum of three consecutive odd numbers is 243. Find the three numbers.
Q5 If S = 4r2, find S when r = 10 ½ and = 3.142
1 x 1
Q6 If x – +3– = , find x when y = 8 and z = 2
y y z
Q7 When a number is doubled and 5 is subtracted from the result, the answer is 37. What is the
number?
Q8 The sum of two numbers is 120. If the larger number is four times the smaller number, what are
the two numbers?
Q9 When loaded with bricks, a lorry weighs 11,600 kg. If the bricks are three times as heavy as the
empty lorry, find the weight of the bricks.