Nitin borrowed some money at the rate of 6% p.a. for the first three years,9% p.a. for the next five years and 13% p.a. for the period beyond eight years.If the total interest paid by him at the end of eleven years is Rs. 8160,how much money did he borrow ? Choose the correct choice from the following answers: A) Rs. 8000 B) Rs. 10,000 C) Rs. 12,000 D) Data inadequate E) None
Solution   22.21   Let the sum be Rs. x.Then,   (X x6 x 3/100)+ (X x 9 x 5/100)+ (X x 13 x 3/100) 8160   18 x + 45x + 39x (8160x100)= 816000 x = 8000.   Rs. 8000nswer Rs. 8000
<result>A</result>
Nitin borrowed some money at the rate of 6% p.a. for the first three years,9% p.a. for the next five years and 13% p.a. for the period beyond eight years.If the total interest paid by him at the end of eleven years is Rs. 8160,how much money did he borrow ?