MCQOPTIONS
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| 1. |
The driver of an ambulance sees a bus 40 m ahead of him, after 20 seconds, the bus is 60 meter behind. If the speed of the ambulance is 30 km/h what is the speed of the bus? |
| A. | 10 km/h |
| B. | 12 km/h |
| C. | 15 km/h |
| D. | 22 km/h |
| Answer» C. 15 km/h | |