Question

The difference between 3/4th of 2/5th of a number and 4/5th of 2/8th of the same number is 5 .what is the number

Answer 1

difference between 3/4 th of 2/5 th of a number and 4/5 th of 2/8 th of the same number is 5

let number be x

so, (3/4)(2/5)x - (4/5)(2/8)x = 5
6x/20 - 8x/40 = 5
(12x - 8x)/40 = 5
4x/40 = 5
x/10 = 5
x = 10

number is 10