Vikas bought a grinder with 15% discount on the labelled price. He sold the grinder for Rs.2880 with 20% profit on the labelled price. At what price did he buy the grinder?  Select the correct option: A) Rs 2000 B) Rs 2040 C) Rs 2240 D) Rs 2400 E) None of these
Explanation :   Let the labelled price be Rs.x. Then, 120% of x = 2880   Therefore x=(2880100/120) = 2400.   C.P = 85% of Rs.2400 = Rs(85/100x2400) =Rs.2040.   Answer : Rs 2040
<result>B</result>
Vikas bought a grinder with 15% discount on the labelled price. He sold the grinder for Rs.2880 with 20% profit on the labelled price. At what price did he buy the grinder?