MCQOPTIONS
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| 1. |
Water is flowing at the rate of 5 km/h through a pipe of diameter 14 cm into a rectangular tank which is 50 m long, 44m wide. The time taken (in hours) for the rise in the level of water in the tank to be 7 cm is |
| A. | 2 |
| B. | |
| C. | |
| D. | 3 |
| E. | |
| Answer» B. | |