Home
Class 14
MATHS
C is 5 times as productive as B. A takes...

C is 5 times as productive as B. A takes 60 days to complete a task. If A, B and C work together they can complete the task in 12 days. In how many days can B complete the task if he worked alone ?

A

18

B

27

C

90

D

72

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • TIME AND WORK

    KIRAN PUBLICATION|Exercise TYPE-V|19 Videos
  • TIME AND WORK

    KIRAN PUBLICATION|Exercise TYPE-VI|59 Videos
  • TIME AND WORK

    KIRAN PUBLICATION|Exercise TYPE-III|31 Videos
  • TIME AND DISTANCE

    KIRAN PUBLICATION|Exercise Type -XI|74 Videos
  • TRIGONOMETRY

    KIRAN PUBLICATION|Exercise TEST YOURSELF|25 Videos

Similar Questions

Explore conceptually related problems

A is twice as fast as B and together they can complete a work in 20 days. In how many days can A alone complete the work?

A is twice as fast as B and together they can complete a work in 20 days. In how many days can A alone complete the work?

A and B can complete a task in 30 days, whereas A,B and C can complete the same task in 21 days. In how many days can C alone complete the task?

A and B can complete a task in 30 days, whereas A. B and C can complete the same task in 21 days. In how many days can C alone complete the task?

A alone can complete a task in 3 days and B alone can complete the same task in 6 days. In how manny days can A and B complete it together?

A can complete a task alone in 9 days while B takes 13.5 days to do it by herself . Together with C it takes them 4.5 days to complete the task . If C and D together can complete the task in 18 days , then how many days will D need to complete the task by herself ?

A can complete a task alone in 8 days, while B takes 12 days to do it by herself. Together with C it takes them 4 days to complete the work. If C and D together can complete the task in 15 days, then how many days will D need to complete the task by herself?

KIRAN PUBLICATION-TIME AND WORK-TYPE-IV
  1. To do a certain work, B would take time thrice as long as A and C toge...

    Text Solution

    |

  2. Two workers A and B working together completed a job in 5 days. If A w...

    Text Solution

    |

  3. Sunil completes a work in 4 days, whereas Dinesh completes the work in...

    Text Solution

    |

  4. A man does double the work done by a boy in the same time. The number ...

    Text Solution

    |

  5. If 10 people can do a job in 20 days, then 20 people with twice the ef...

    Text Solution

    |

  6. Manoj can do a piece of work in 42 hours. If he is joined by Jayshree ...

    Text Solution

    |

  7. A is 1.5 times efficient than B therefore takes 8 days less than B to ...

    Text Solution

    |

  8. Working together, X and Y can do a piece of work in 12 days, Y and Z ...

    Text Solution

    |

  9. A is 20% more efficient than B.B can do a piece of work in 20 days. In...

    Text Solution

    |

  10. P is 20% more efficient than Q. If Q alone can finish a work in 10 day...

    Text Solution

    |

  11. S, T and U together can complete a work in 30 days. If the ratio of ef...

    Text Solution

    |

  12. C is 5 times as productive as B. A takes 60 days to complete a task. ...

    Text Solution

    |

  13. A can complete 50% of a job in 9 days and B can complete 25% of the jo...

    Text Solution

    |

  14. A, B and C together can complete a work in 25 days. If the ratio of ef...

    Text Solution

    |

  15. R is 80% more efficient than S. If S alone can make a book in 90 days,...

    Text Solution

    |

  16. To complete a wall, X takes 20% more time than Y. If together they com...

    Text Solution

    |

  17. Mohit is five times more efficient as Rohit. If Mohit can complete a p...

    Text Solution

    |

  18. Rama and Hari together can do a work in 15 days. Rama is twice as effi...

    Text Solution

    |

  19. The efficiencies of A, B and C are in the ratio 2 : 5 : 7 working toge...

    Text Solution

    |

  20. The ratio of the efficiencies of A, B and C is 2 : 5 : 3. Working toge...

    Text Solution

    |