A certain sum amounts to Rs.1550 in 2 years and Rs.1700 in 3 years. Find the rate % per annum? Choose one
A) 5.67%  B) 7.67%  C) 6.67%  D) 4.67%  E) 8.67%
2 --- 1550   3 --- 1700   --------------   1 --- 150   N = 1 I = 150 R = ?   P = 1550 - 300= 
<gadget id="calculator">1550 - 300</gadget>
<output>1_250</output>
1250   150= (1250*1*R)/100   R = 6.67%   Answer: 6.67%
<result>C</result>
A certain sum amounts to Rs.1550 in 2 years and Rs.1700 in 3 years. Find the rate % per annum?