22) Simple interest on a certain amount is 9/16 of the principle. If the numbers representing the rate of interest in percent and time in years be equal, then time, for which the principle is rent out, is:

- A)5(1/2)years
- B)6(1/2)years
- C)7years
- D)7(1/2) years
- E)None of these

**Answer: **
D