MCQOPTIONS
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| 1. |
A tap can fill a tank in 6 hours. When the tank is half full, three more taps of the same type are opened. Then what is the total time taken to fill the tank completely? |
| A. | 2 hours 12 minutes |
| B. | 3 hours 45 minutes |
| C. | 8 hours |
| D. | 4 घंटे |
| Answer» C. 8 hours | |