Question

d 48.p =4
e 2x + 1 = 7
f 9y - 2 = 7
р
g 17 = 4x + 5
h 2 = 6m - 10
i 5 = 5p - 10
3 Form an equation and solve.
a Three times a number is 60. What is the number?
b The cost of five pens is * 90. What is the cost of one pen?
2
of a number is 30. What is the number?
?
3
d
4
of a number is 15. What is the number?
e
2
of the weight of a boy is 32 kg. What is his weight?
3
5
f Mr Sharma spends of his income, which is 5,000, on food. What is his income?
8​

Answer 1

Answer:

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Answer 2

Question :

• a car covers 20 km in the first hour , of its journey 40 km in the next hour and 30 km in the third are calculate its average speed.

ᴀɴsᴡᴇʀ :

✓ speed = Total distance / total time taken

✓ Speed = 20 + 40 + 30 / 3

✓ speed = 90 / 3

✓ speed = 30 km/h