A sum of money deposited at C.I. amounts to Rs.2420 in 2 years and to Rs.2662 in 3 years. Find the rate percent?  Choose the correct choice
A) 30% B) 10% C) 20% D) 19% E) 50%
2420 --- 242   100 --- ? =&gt; 10%   Answer: 10%
<result>B</result>
A sum of money deposited at C.I. amounts to Rs.2420 in 2 years and to Rs.2662 in 3 years. Find the rate percent?