An e-commerce website marks his wares 30% more than the real price and allows 10% discount. Their profit is:  Pick one.
A) 17% B) 19% C) 21% D) 23% E) None of these
Let the CP = 100 Rs.   Mark Price = 130   Discount = 10%   Selling price 90/100 Ã— 130   Hence profit = 17%   17%nswer: 17%.
<result>A</result>
An e-commerce website marks his wares 30% more than the real price and allows 10% discount. Their profit is: