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1. |
The ratio of investment by A to that by B in a business is 14 : 15 and the ratio of their respective profit at the end of a year is 2 : 5. If A invested the money for 3 months, then for how much time ( in months) B invested his money? |
A. | 5 |
B. | 9 |
C. | 6 |
D. | 7 |
Answer» E. | |