Home
Class 9
MATHS
A and B can do a piece of work in 6 days...

A and B can do a piece of work in 6 days and 9 days respectively, they work on alternative days starting with A on the first day. In how many days will the work be completed ?

A

`10(5)/(6)`

B

11

C

`12(1)/(3)`

D

13

Text Solution

Verified by Experts

The correct Answer is:
B
Find the work done by A and B in a period of days and proceeds
Promotional Banner

Topper's Solved these Questions

  • TIME AND WORK

    PEARSON IIT JEE FOUNDATION|Exercise LEVEL 2|19 Videos

  • TIME AND WORK

    PEARSON IIT JEE FOUNDATION|Exercise LEVEL 3|21 Videos

  • TIME AND WORK

    PEARSON IIT JEE FOUNDATION|Exercise TEST YOUR CONCEPTS|50 Videos

  • BANKING AND COMPUTING

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|6 Videos

Similar Questions

Explore conceptually related problems

A and B can complete a piece of work in 4 days and 8 days, respctively. They work on alternate days and A starts the work. In how work in may days will the work be completed

A and B can do a work in 30 days and 10 days respectively. If they work on alternate days beginning with A, in how many days will the work be completed?

A and B can do a work in 30 days and 10 days respectively. If they work on alternate days beginning with A, in how many days will the work be completed?

A and B can do a piece of work in 20 days and 30 days respectively. A start the work and they do this work in alternate days. In how many days will this work be completed ?

Fatima and Zahira can do a piece of work in 12 days and 15 days respectively. If they work for alternate day and Fatima starts the work first, then in how many days the work will be completed?

PEARSON IIT JEE FOUNDATION- TIME AND WORK-LEVEL 1
  1. A work three times as fast as B.B takes 56 days more than A to complet...

    Text Solution

    |

  2. A, B and C can complete a piece of work in 25, 30 and 50 days. Respect...

    Text Solution

    |

  3. When 6 men and 8 women can do a piece of work in 15 days, then 11 men ...

    Text Solution

    |

  4. A and B can do a piece of work in 12 days, B and C in 15 days and A a...

    Text Solution

    |

  5. P and Q can complete a certain in 28 days and 56 days, respectively. P...

    Text Solution

    |

  6. A piece of work in be done by 64 men in 17 days working for 9 hourse ...

    Text Solution

    |

  7. P and Q can do a piece of work in 12 days 16 days, resepetively. With ...

    Text Solution

    |

  8. A piece of work can be done by 9 men and 15 women in 24 days. In how m...

    Text Solution

    |

  9. A piec of work can be done by 12 men in 24 days. They started the wor...

    Text Solution

    |

  10. A and B can complete a piece of work in 4 days and 8 days, respctively...

    Text Solution

    |

  11. X and Y can do a piece of work in 4 days and 6 days resepectively. If ...

    Text Solution

    |

  12. Three marchines P,Q can do a piedce of work in 7,9 and 10 days, respec...

    Text Solution

    |

  13. A, B and C can complete a piece of work in 10 days, 20 days and 25 day...

    Text Solution

    |

  14. A group of 5 people can do a piece of work in certain number of of day...

    Text Solution

    |

  15. A and B can do a piece of work in 6 days and 9 days respectively, they...

    Text Solution

    |

  16. A, B and C can complete a piece of work in 27 days, 36 days, adn 45 da...

    Text Solution

    |

  17. If P can produce 60 cakes in 9 days and Q can product 70 cakes in 21 d...

    Text Solution

    |

  18. 15 men and 25 men women can dig an area of 880 m^(2) in 8 days. In how...

    Text Solution

    |

  19. P and Q can do piece of work in 10 days in 10 days and 35 days. Respec...

    Text Solution

    |

  20. Ram , Shaym and Tarun are three people on a job. Each takes m times th...

    Text Solution

    |