[Jail Warder S-4 2021 ]

6. Sonia invested a certain sum of money at 12% p.a. simple interest for 'n' years. At the end of 'n' years, Sonia got back 7 times his original investment. What is the value of n ?

1. 58.33 Years

2. 60 Years

3. 50 Years

4. 52.67 Years

Correct Answer :

58.33 Years