MCQOPTIONS
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| 1. |
A train covered first 5 km of its journey at a speed of 30 km/hr. and 15 km at a speed of 45 km/hr. What is the average speed of the train ? |
| A. | 35 km/hr |
| B. | 40 km/hr |
| C. | 32 km/hr |
| D. | 42 km/hr |
| Answer» C. 32 km/hr | |