The difference between the compound interest and simple interest for two years on a certain sum at a certain rate of interest is Rs.64. The compound interest for two years is Rs.704. The principal (in Rs.) is

The difference between the compound interest and simple interest for t

1.	The difference between the compound interest and simple interest for two years on a certain sum at a certain rate of interest is Rs.64. The compound interest for two years is Rs.704. The principal (in Rs.) is
A.	800
B.	1600
C.	2400
D.	3200
Answer» C. 2400