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1. |
What will be the ratio of simple interest earned by certain amount at the same rate of interest for 12 yr and for 18 yr ? |
A. | 2 : 5 |
B. | 1 : 3 |
C. | 2 : 3 |
D. | 3 : 1 |
E. | None of the above |
Answer» D. 3 : 1 | |