Home
Class 14
MATHS
A and B can together complete a task in ...

A and B can together complete a task in 18 hours. After 6 hours A leaves. B takes 36 hours to finish rest of the task. How many hours would A have taken to do the task if he worked alone?

A

54

B

45

C

21

D

27

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • 2017 TIER-II PAPER(13)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos
  • 2017 TIER-II PAPER(8)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

Similar Questions

Explore conceptually related problems

A and B can together complete a tsk in 21 days. If a alone takes 42 days to complete the task, the number of days that B would take to do the task alone is :

A ,\ B\ a n d\ C working together can do a piece of work in 8 hours. A alone can do it in 20 hours and B alone can do it in 24 hours. In how many hours will C alone do the same work?

Sharan and Mayukh, working together, can complete a task in 18 days. However, Mayukh works alone and leaves after completing one-third of the task. Then, Sharan takes over and completes the remaining work by himself. As a result, the duo could complete the task in 40 days. How many days would Sharan alone have taken to do the job if Mayukh had worked faster than Sharan?

CHAMPION PUBLICATION-2017 TIER-II PAPER(7)-EXERCISE
  1. A, B and C can do a job working alone in 50, 75 and 20 days respective...

    Text Solution

    |

  2. A can do 50% of the job in 16 days, B can do (1)/(4)th of the job in 2...

    Text Solution

    |

  3. A and B can together complete a task in 18 hours. After 6 hours A leav...

    Text Solution

    |

  4. 1 packet of biscuits costs Rs. 16 but a pack of 4 of the same packet o...

    Text Solution

    |

  5. The cost price of an article is Rs. x. It is marked up by 200%. It is ...

    Text Solution

    |

  6. A Rs 750 tin of cheese is offered at 8% discount and a Rs 1,250 tin o...

    Text Solution

    |

  7. The selling price of an article is Rs. 816 if the discount on it is 15...

    Text Solution

    |

  8. The entry ticket at a fun park was increased in the ratio 7:9, due to ...

    Text Solution

    |

  9. If 6A=4B=9C ,What is A:B:C ?

    Text Solution

    |

  10. If 50 less had applied and 25 less selected , the ratio of selected to...

    Text Solution

    |

  11. What is the fourth proportional to 189, 273 and 153?

    Text Solution

    |

  12. Rs . 11,550 has to be divided between X,Y& Z such that X gets (4)/(5) ...

    Text Solution

    |

  13. Before a battle the ratio of tanks to planes in an army was 5 : 3. Dur...

    Text Solution

    |

  14. The average marks of 50 students in an examination was 65. It was late...

    Text Solution

    |

  15. In a class of 50 students there are 22 girls who scored an average of ...

    Text Solution

    |

  16. The average of 41 consecutive odd numbers is 49. What is the largest n...

    Text Solution

    |

  17. A batsman scores 87 runs in the 21st match of his career. His average ...

    Text Solution

    |

  18. Oil equal to 20% of the weight of ground nut is extracted in a mill. T...

    Text Solution

    |

  19. If a vendor sells a coconut at Rs 14.4 he makes 10% loss. If he wants ...

    Text Solution

    |

  20. At a village trade fair a man buys a horse and a camel together for Rs...

    Text Solution

    |