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Pipes and Cisterns Practice Test 1 with solutions

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Question : 1

Total: 40

Two pipes P and Q can fill a tank in 5

minutes respectively. A waste pipe ‘R’ can empty it in 10

minutes. If all the three pipes are opened simultaneously, the time taken to fill the tank is:

5 minutes
3
1
3
minutes
4 minutes
4
2
3
minutes
None of the above

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