After successive discounts of 20%, 10% and 5% a certain good is sold for Rs. 6840. Find the actual price of the good.  Choose the correct choice from the following answers
A) rs . 6000
B) rs . 9000
C) rs . 10800
D) rs . 10000
E) rs . 9980

Rationale: "let actual price was 100 . after three successive discount this will become , 100 = = 20 % discount = > 80 = = 10 % discount = > 72 = = 5 % discount = 68.4 now compare , 68.4 = 6840 1 = 6840 / 68.4 100 = ( 6840 * 100 ) / 68.4 = rs . 10,000 . answer : option d"
Answer: D