Home
Class 8
MATHS
A can do a piece of work in 25 days , wh...

A can do a piece of work in 25 days , which B alone can do in 20 days. A staried the work and was joined by B after 10 days. The work lasted for

A

`12(1)/(2)` days

B

15 days

C

`16(2)/(3)` days

D

14 days

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • TIME AND WORK

    RS AGGARWAL|Exercise TEST PAPER -13|10 Videos

  • TIME AND WORK

    RS AGGARWAL|Exercise TEST PAPER -13 ( Fill in the blanks )|4 Videos

  • TIME AND WORK

    RS AGGARWAL|Exercise EXERCISE 13A|19 Videos

  • THREE - DIMENSIONAL FIGURES

    RS AGGARWAL|Exercise EXERCISE 19 B|5 Videos

  • VOLUME AND SURFACE AREA OF SOLIDS

    RS AGGARWAL|Exercise TEST PAPER -20|16 Videos

Similar Questions

Explore conceptually related problems

A alone can do a certain job in 15 days , while B alone can do it in 10 days . A started the work and was joined by B after 5 days. The work lasted for how many days?

Total wages for a work is Rs.1280.A alone can do a piece of work in 8 days, while B alone can do it in 12 days. If A and B work on alternate days, then find the share of A.

A and B together can do a piece of work in 5 days and A alone can do it in 30 days. B alone can do the work in how many days?

RS AGGARWAL-TIME AND WORK -EXERCISE 13B
  1. A alone can do a piece of work in 10 days and B alone can do it in 15 ...

    Text Solution

    |

  2. A man can do a piece of work in 5 days. He and his son working togethe...

    Text Solution

    |

  3. A can do a job in 16 days and B can do the same job in 12 days. With t...

    Text Solution

    |

  4. एक काम को ख़त्म करने में A , B की तुलना में 50 % समय अधिक लेता है...

    Text Solution

    |

  5. A works twice as fast as B. If both of them can together finish a piec...

    Text Solution

    |

  6. A alone can finish a piece of work in 10 days which B alone can do in ...

    Text Solution

    |

  7. The rates of working of A and B are in the ratio 3:4.The number of day...

    Text Solution

    |

  8. A and B together can do a piece of work in 12 days; B and C can do it ...

    Text Solution

    |

  9. 3 men or 5 women can do a work in 12 days. How long will 6 men and 5 w...

    Text Solution

    |

  10. A can do a piece of work in 15 days. B is 50% more efficient than A, B...

    Text Solution

    |

  11. A does 20% less work than B. If A can finish a piece of work in 7(1)/(...

    Text Solution

    |

  12. A किसी काम को 20 दिनों में कर सकता हैजबकि बी उसी काम को 12 दिनों में क...

    Text Solution

    |

  13. A can do a piece of work in 25 days , which B alone can do in 20 days....

    Text Solution

    |

  14. दो पाइप A और B एक टैंक को क्रमश: 20 मिनट और 30 मिनट में भर सकते है । य...

    Text Solution

    |

  15. एक नल किसी टंकी को 8 घंटे में भर सकता है और दूसरा पाइप 16 घंटे में खाल...

    Text Solution

    |

  16. A pump can fill a tank in 2 hours. Due to a leak in the tank it takes ...

    Text Solution

    |

  17. A tank fills two taps A and B in 10 hours and 12 hours respectively, w...

    Text Solution

    |