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Two pipes A & B can fill a tank in 36 ho...

Two pipes A & B can fill a tank in 36 hours and 45 hours respectively. If both the pipes are opened simultaneously. How much time will be taken to fill the tank?

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UPKAR PUBLICATION -PIPES AND CISTERNS-QUESTION BANK
  1. Pipe A can fill a tank in 20 hours while pipe B alone can fill it in 3...

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  2. A pipe can fill a tank in 15 hours. Due to a leak in the bottom it is ...

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  3. Two pipes A & B can fill a tank in 36 hours and 45 hours respectively....

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  4. A tank can be filled by one tap in 20 min. and by another in 25 min. B...

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  5. A cistern has two taps which fill it in 12 minutes and 15 mintues resp...

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  6. Two taps can separately fill a cistern in 10 minutes and 15 minutes re...

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  7. A tap can fill a tank in 16 minutes and another can empty it in 8 minu...

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  8. A tank is filled by a pipe A in 32 minutes and pipe B in 36 minutes,Wh...

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  9. A cistem can be filled by two pipes A and B 4 hours and 6 hours respe...

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  10. One tap can fill a cistern in 2 hours and another can other can empty ...

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  11. A pipe can fill a tank in x hours and another can empty it in y hours....

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  12. A tap can fill a cistern in 8 hours and another can empty it in 16 hou...

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  13. Two taps A and B can fill a tank in 10 hours and 15 hours, respectivel...

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  14. A cistern has a leak which would empty it in 8 hours. A tap is turned ...

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

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  16. If two pipes function simultaneously, a reservoir will be filled in...

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  17. Two pipes A and B can fill a tank in 15 hours and 20 hours respectivel...

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  18. There are two taps to fill a tank while a third to empty it. When the ...

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  19. A pipe can fill a cistern in 12 min and another pipe can fill it in 15...

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  20. A leak in the bottom of a tank can empty the full tank in 6 hours. An ...

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