A money lender finds that due to a fall in the annual rate of interest from 8% to 7 3/4 % his yearly income diminishes by Rs. 64.50, his capital is?
Pick.
A) 24,602  B) 28,888  C) 25,800  D) 24,628  E) 24,6012
Let the capital be Rs. x. Then,   (x * 8 * 1)/100 - (x * 31/4 * 1/100) = 64.50   32x - 31x = 6450 * 4   x = 25,800.   Answer: 25,800
<result>C</result>
A money lender finds that due to a fall in the annual rate of interest from 8% to 7 3/4 % his yearly income diminishes by Rs. 64.50, his capital is?