Reena took a loan of $. 1200 with simple interest for as many years as the rate of interest. If she paid $ 300 as interest at the end of the loan period, what was the rate of interest?  Choose the correct choice
A) 5
B) 6
C) 18
D) Cannot be determined
E) None of these
Let rate = R% and time = R years.   Then,1200 x R x R/100= 300   12R2 = 300   R2 = 25   R = 5.   5nswer:5
<result>A</result>
Reena took a loan of $. 1200 with simple interest for as many years as the rate of interest. If she paid $ 300 as interest at the end of the loan period, what was the rate of interest?