Mahesh marks an article 15% above the cost price of Rs. 540. What must be his discount percentage if he sells it at Rs. 462?
Choose the correct choice from the following answers:
A) 25.6% B) 21% C) 20% D) 19% E) None of these
CP = Rs. 540, MP = 540 + 15% of 540 = Rs. 621   SP = Rs. 462, Discount = 621 - 462= 
<gadget id="calculator">621 - 462</gadget>
<output>159</output>
159   Discount %= 159/621 * 100 = 25.6%   25.6%NSWER:25.6%
<result>A</result>
Mahesh marks an article 15% above the cost price of Rs. 540. What must be his discount percentage if he sells it at Rs. 462?