The single discount equivalent to two successive discount of 20% and 5% is = ?

A. 24%

B. 25%

C. 22%

D. 23%

Answer: Option A

Solution(By Examveda Team)

Two successive discount is equivalent
$$\eqalign{ & = 20 + 5 - \frac{{20 \times 5}}{{100}} \cr & = {\text{ }}25 - 1 \cr & = {\text{ }}24\% {\text{ }} \cr} $$