question_answer

When salary is decreased by 20%, then increased by 20% then change in his salary is

A) 8 % decrease              

B) 5 % decrease

C) 4 % decrease   

D) 20 decrease

Correct Answer: C

Solution :

    Let his salary is Rs. 100 Salary decreased by 20%, new salary = Rs. 80 It is increased by 20%, decrease by 4%