MCQOPTIONS
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| 1. |
A certain amount become Its 4 times in 6 year at simple interest. In how many year will it become 11 times itself? |
| A. | 18 years |
| B. | 19 years |
| C. | 20 years |
| D. | 21 years |
| E. | None of these |
| Answer» D. 21 years | |