In what time will Rs.1000 become Rs.1331 at 10% per annum compounded annually  Choose the correct option:
A) 2 Years	B) 3 Years	C) 4 Years	D) 5 Years	E) None of these
Explanation:   Principal = Rs.1000;   Amount = Rs.1331;   Rate = Rs.10%p.a.   Let the time be n years then,   1000(1+10100)n=1331(1110)n=13311000(1110)3=13311000   So answer is 3 years   Answer: 3 Years
<result>B</result>
In what time will Rs.1000 become Rs.1331 at 10% per annum compounded annually