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Two pipes can fill a tank in 20 and 24 m...

Two pipes can fill a tank in 20 and 24 minutes respectively and a waste pipe can empty 3 gallons per minute. All the three pipes working together can fill the tank in 15 minutes. The capacity of the tank is `60\ ga l lon s` b. `100\ ga l lon s` c. `120\ ga l lon s` d. `180\ ga l lon s`

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RS AGGARWAL-PIPES AND CISTERNS-All Questions
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  2. Three taps A, B and C can fill tank in 12,15 and 20 hours respectively...

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  3. Pipe A can fill a tank in 10 hours, Pipe B can fill the same tank i...

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  4. A booster pump can be used for filling as well as for emptying a ta...

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  5. A leak in the bottom of a tank can empty the full Tank in 8 hours. ...

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  6. Two pipes can fill a tank in 20 and 24 minutes respectively and a w...

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  7. Two pipes A and B can fill a cistern in 37(1/2) and 45 min, respective...

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  8. A cistern can be filled by two pipes filling separately in 12 and 1...

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  9. Three pipes can fill a reservoir in 10, 15 and 20 hours respectivel...

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  10. Three pipes A, B and C can fill a tank in 6 hours. After working at...

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  11. A bath can be filled by the cold water pipe in 10 minutes and by th...

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  12. Large fresh water reservoir is fitted with two types of feeder pipe...

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  13. A town is supplied with water from a big overhead tank which is fed...

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  14. Water flows through a cylindrical pipe of internal diameter 7 cm at...

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  15. An outlet pipe can empty a cistern in 3 hours. In what time will th...

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  16. Two pipes A and B can fill a tank in 24h and 30 h respectively. If ...

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  17. A tank is 7 metre long and 4 metre wide. At what and speed should w...

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  18. Two pieces A and B can fill a tank in 18 hrs and 6 hrs respectively...

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  19. Two pipes can fill a tank in 12 hours and 16 hours respectively. A ...

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  20. a tank has two outlets A and B, which together take 6h to empty a f...

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