Question

If the 2/5 of a number exceeds 1/7 of the same number by 36 then the number is

Answer 1

Below in bold.

Explanation:

2/5 x - 1/7 x = 36

14/35 x - 5/35x = 36

9x / 35 = 36

x = 35*36 / 9

x = 35*4 = 140 (answer).