MCQOPTIONS
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MCQOPTIONS
| 1. |
There are three taps fitted in a tank. A can fill up the tank in 60 min and B can fill the tank in 75 min, while C empties the tank in 100 min. If the three taps work together, in how much time the taps will be able to fill the tank? |
| A. | 30 min |
| B. | 25 min |
| C. | 60 min |
| D. | 50 min |
| Answer» E. | |