Home
Class 14
REASONING
A water tank has two holes. The 1^(st) ...

A water tank has two holes. The `1^(st)` hole alone empties the tank in 8 minutes and `2^(nd)` hole alone empties the tank in 12 minutes. If water leaks out at a constant rate, bow many minutos will it take, if both the holes together empty the tank?

A

`(4)/(5)`

B

`4 (4)/(5)`

C

`4 (3)/(5)`

D

`4 (2)/(5)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

A glass containing water has two holes. The 1^(st) hole alone empties the gas in 9 minutes and 2^(nd) hole alone empties the glass in 3 minutes. If water leaks out at a constant rate, how many minutes will it take if both the holes together empty the glass?

A flask has two holes. The 1^("st") hole alone makes the flask empty in 9 minutes and 2^("nd") hole alone makes the flask empty in 16 minutes. If water leaks out at a constant rate, how long in minutes does it take both the holes empty the flask?

A water tank has two holes. The 1st hole alone makes the tank empty in 3 min and 2nd hole alone makes the tank empty in 5 min. If water leaks out a constant rate, how long in minutes does it. If both the holes together empty the tank?

One pipe can fill a tank in 40 minutes and an outlet pipe can empty the full tank in 24 minutes.If both the pipes are opened simultaneously, what time will it take for the full tank to be emptied?

One pipe can fill a tank in 40 minutes and an outlet pipe can empty the full tank in 24 minutes.If both the pipes are opened simultaneously, what time will it take for the full tank to be emptied?

Recommended Questions
  1. A water tank has two holes. The 1^(st) hole alone empties the tank in...

    Text Solution

    |

  2. यदि किसी जलकाय में लगातार प्रदूषक पदार्थ गिरेंगे तो उसका -

    Text Solution

    |

  3. 5.0 किलोवाट के विधुत हीटर में 15 मिनट में कितनी ऊर्जा व्यय होगी ...

    Text Solution

    |

  4. एक नाव 7 घण्टे तक चलती है। यदि यह 4 घण्टे घारा की दिशा में और 3 घण्टे ...

    Text Solution

    |

  5. एक नाविक घारा की दिशा में 8 किमी, 40 मिनट में तथा वापिस 1 घण्टे में आत...

    Text Solution

    |

  6. एक बाल्टी जब (5)/(7) भाग तक पानी से भरी है तो इसका भार 12 किग्रा तक पा...

    Text Solution

    |

  7. वर्णिक 600 किमी घर तक की दूरी कुछ रेलगाड़ी और कुछ कार से तय करता है। य...

    Text Solution

    |

  8. यदि 3 नल एक साथ खोले जाए तो एक टंकी को 3 घण्टे में भरते हैं। एक नल अके...

    Text Solution

    |

  9. समस्याओ में रेखिक समीकरण युग्म बनाइए और उनके हल प्रतिस्थापन विधि द्...

    Text Solution

    |