Home
Class 14
MATHS
4 men and 5 women can complete a work in...

4 men and 5 women can complete a work in 15 days, whereas 9 men and 6 women can do it in 10 days. To complete the same work in 7 days, how many women should assist 4 men?
4 पुरुष और 5 महिलाएं किसी कार्य को 15 दिनों में समाप्त कर सकती हैं जबकि 9 पुरुष और 6 महिलाएं इसी कार्य को 10 दिनों में कर सकती हैं | इसी कार्य को 7 दिनों में पूरा करने के लिए, कितनी महिलाओं को 4 पुरुषों की सहायता करनी चाहिए ?

A

11

B

14

C

12

D

13

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

PINNACLE-WORK AND TIME-EXERCISE
  1. A and B can do a piece of work in 6 days and 8 days, respectively. Wit...

    Text Solution

    |

  2. A certain number of persons can complete a work in 34 days working 9 h...

    Text Solution

    |

  3. 4 men and 5 women can complete a work in 15 days, whereas 9 men and 6 ...

    Text Solution

    |

  4. To do a certain work, the ratio of the efficiencies of X and Y is 5:4....

    Text Solution

    |

  5. A can do 40% of a work in 12 days, whereas B can do 60% of the same wo...

    Text Solution

    |

  6. A is as efficient as B and C together. Working together A and B can co...

    Text Solution

    |

  7. A can do one-third of a work in 15 days, B can do 75% of the same work...

    Text Solution

    |

  8. 25 persons can complete a work in 60 days. They started the work. 10 p...

    Text Solution

    |

  9. The ratio of the efficiencies of A, B and C is 4 : 5 : 3. Working toge...

    Text Solution

    |

  10. The ratio of the efficiencies of A, B and C is 7:5:4. Working together...

    Text Solution

    |

  11. The efficiences of A , B and C are in ratio 5 : 3 : 8. Working togethe...

    Text Solution

    |

  12. To do a certain work, the ratio of the efficiencies of A , B and C is ...

    Text Solution

    |

  13. The ratio of efficiencies of A , B and C is 3 : 5 : 1. Working togethe...

    Text Solution

    |

  14. The ratio of the efficiencies of A, B and C to do a certain work is 7:...

    Text Solution

    |

  15. A is 40% more efficient than B and C is 20% less efficient than B. Wor...

    Text Solution

    |

  16. A is 40% more efficient than B and C is 20% less efficient than B. Wor...

    Text Solution

    |

  17. A is 50% more efficient than B and C is 40% less efficient than B. Wor...

    Text Solution

    |

  18. A is 50% more efficient than B and C is 40% less efficient than B. Wor...

    Text Solution

    |

  19. The efficiencies of A , B and C are 2 : 5 : 3. Working together, they ...

    Text Solution

    |

  20. The efficiencies of A, B and C are in the ratio 2:5:3. Working togethe...

    Text Solution

    |