If on a marked price, the difference of selling prices with a discoun…

Question

If on a marked price, the difference of selling prices with a discount of 30% and two successive discounts of 20% and 10% is Rs. 72, then the marked price in Rs. is

Accepted Answer

Option D. 3600. Answer & Solution Answer: Option D Solution: Let the M.P. be Rs. x Then, (90% of 80% of x) - (70% of x) = 72 & ( 90100 × 80100 × x ) - ( 70100 × x ) = 72 & 72100x - 70100x = 72 & 2100x = 72 & x = ( 72 × 1002 ) & \,\,\,\,\,\,\,\,\,\,\,\,\,\, = 3600