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1. |
In a 100 m race, A runs at a speed of 5/3 m/s. If A gives a start of 4 m to B and still beats him by 12 seconds, what is the speed of B? |
A. | 5/4 m/s |
B. | 7/5 m/s |
C. | 4/3 m/s |
D. | 6/5 m/s |
Answer» D. 6/5 m/s | |