Question

4 by 5 of a number is 20 less than the original number find the number​

Answer 1

Answer: 100

Step-by-step explanation:

let the no. be x

x - 4x/5 = 20

5x/5 - 4x/5=20

x/5 = 20

x =20 * 5

x=100

Therefore the required number is 100.