Question

A student instead of dividing a number by 4/5
by mistake multiplied it by 4/5, If the
difference between the correct answer and
the answer got by him is 18, the correct
answer is​

Answer 1

Answer:

Step-by-step explanation:

Let the number be x.

x/(4/5) - x * 4/5 = 18

=> 5x/4 - 4x/5 = 18

=> 25x - 16x / 20 = 18

=> 9x = 18 * 20

=> x = 40