Home
Class 14
MATHS
A pipe can empty a tank  in 40 minute...

A pipe can empty a tank  in 40 minutes. A second pipe with diameter twice as much as that of the first is also attached with the tan to empty it. How much time will the tow pipes together take to empty the tank?

Promotional Banner

Topper's Solved these Questions

  • PIE CHART

    RS AGGARWAL|Exercise All Questions|29 Videos

  • PROBABILITY

    RS AGGARWAL|Exercise All Questions|57 Videos

Similar Questions

Explore conceptually related problems

An inlet pipe fills 1/8 part of a tank in 1 h. How much time will the pipe take to fill the empty tank?

A pipe can fill a tank in 12 hours. By mistake another pipe that empties the tank is left open and tank is filled in 16 hours. If the tank is full, how much time will the second pipe take to empty it?

Pipe A can fill an empty tank in 5 hours while pipe B can empty the full tank in 6 hours.If both are opened at the same time in the empty tank,how much time will they take to fill it up completely?

A pipe can fill a tank in 20 h. due to a leak in the bottom , it is filled in 40 h .if the tank is full how much time will the leak take to empty it ?

A pipe can fill a tank in 12 minutes. Another pipe can empty that tank in 30 minutes. If they are opened alternatively. How much time will they take to fill that tanke?

RS AGGARWAL-PIPES AND CISTERNS-All Questions
  1. Pipe A can fill a tank in 30 hours and pipe B in 45 hour. If both t...

    Text Solution

    |

  2. A cistern can be filled by pipes A and B in 4 hours and 6 hours res...

    Text Solution

    |

  3. A pipe can empty a tank  in 40 minutes. A second pipe with diame...

    Text Solution

    |

  4. A tap can fill a tank in 10 minutes and another can empty it in 6 m...

    Text Solution

    |

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

    Text Solution

    |

  6. An electric pump can fill a tank in 3 hours because of a leak in th...

    Text Solution

    |

  7. To pipes can fill a cistern in 14 hours and 16 hours respectively. ...

    Text Solution

    |

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

    Text Solution

    |

  9. A tank is fitted with two inlet pipes A and B, and an outlet pipe C...

    Text Solution

    |

  10. Two pipes A and B can fill a tank in 12 minutes and 15 minutes resp...

    Text Solution

    |

  11. Pipes A and dB can completely fill a water tank in 4 hours and 5 ho...

    Text Solution

    |

  12. A cistern has three pipes A, B and C. A and B can fill it in 3 hrs and...

    Text Solution

    |

  13. Three pipes A, B and C are attached to a tank. A and B can fill  ...

    Text Solution

    |

  14. Two pipes A and B can fill a tank in 24 minutes and 32 minutes resp...

    Text Solution

    |

  15. A keg is fitted with 3 taps A, B and C. All the three taps, if ope...

    Text Solution

    |

  16. In 1 minute 3/7 of a bucket is filled. The rest of the bucket can be...

    Text Solution

    |

  17. The petrol tank of an automobile can hold g litres. If a litres was re...

    Text Solution

    |

  18. Water is continuously supplied from a reservoir to a locality at th...

    Text Solution

    |

  19. Two pipes A and B can fill a tank in 20 and 30 minutes respectively...

    Text Solution

    |

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

    Text Solution

    |