MCQOPTIONS
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| 1. |
A tank is 7m long and 4m wide at what speed should water run through pipes 5cm broad and 4cm deep so that in 6 hours and 18 minutes, the water level in the tank rises by 4.5cm? |
| A. | 12km/hr |
| B. | 10km/hr |
| C. | 14km/hr |
| D. | None of these |
| Answer» C. 14km/hr | |