Question

If 20% of a number is added to 120, then the result is the same number. 80% of the same number is:

Let the number be x 20 of x 0.2x ATQ 0.2x 120 x x 0.2x 120 0.8x 120 x 120 0.8 150 80 of x 0.8 150 120

A 240

B 120

C 140

D 180

Detailed Solution