question_answer

Simple interest on a certain sum is \[\frac{9}{16}\] of the sum. Find the rate and the time both if they are numerically equal.

A)  Rate \[=4\,\,\frac{1}{2}%\] p.a. and time \[=4\,\,\frac{1}{2}\] years

B)  Rate \[=5\,\,\frac{1}{2}%\] p.a. and time \[=5\,\,\frac{1}{2}\] years

C)  Rate \[=6\,\,\frac{1}{2}%\] p.a. and time \[=6\,\,\frac{1}{2}\] years

D)  Rate \[=7\,\,\frac{1}{2}%\] p.a. and time \[=7\,\,\frac{1}{2}\] years

E)  None of these