Rs.8000 become Rs.10210 in a certain interval of time at the rate of 5% per annum of C.I. Find the time?	Select: A) 6 YEARS B) 7 C) 5 D) 3 E) 4
Explanation:   10210 = 8000(21/20)N   (21/20)5 = (21/20)N =&gt; N = 5   Answer: Option 5
<result>C</result>
Rs.8000 become Rs.10210 in a certain interval of time at the rate of 5% per annum of C.I. Find the time?