Home
Class 14
MATHS
A can do a piece of work in 30 days and ...

A can do a piece of work in 30 days and B can do same work in 60 days. In how many days will A & B do this work together ?

Text Solution

Verified by Experts

The correct Answer is:
20 days
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • SIMPLE INTEREST

    ADVANCED MATHS BY ABHINAY MATHS ENGLISH|Exercise QUESTIONS|108 Videos
  • TIME, SPEED & DISTNACE

    ADVANCED MATHS BY ABHINAY MATHS ENGLISH|Exercise QUESTIONS|108 Videos

Similar Questions

Explore conceptually related problems

(A + B) can do a piece of work in 20 days and A can do same work in 60 days. In how many days will B do this work ?

A can do a piece of work in 16 days and B can do the same work in 20 days.In how many days can they do the same work,working together?

Knowledge Check

  • A can do a piece of work in 16 days and B can do the same work in 20 days. In how many days can they do the same work, working together?

    A
    `8(1)/9`
    B
    `9(8)/9`
    C
    `8(8)/9`
    D
    `9(1)/8`
  • A can do a work in 40 days and B can do the same work in 60 days. In how many days they can do it together?

    A
    12
    B
    10
    C
    15
    D
    24
  • A can do a work in 20 days and B can do the same work in 30 days in how many days canA and B together do the work?

    A
    15
    B
    16
    C
    10
    D
    12
  • Similar Questions

    Explore conceptually related problems

    A and B together can do a piece of work in 12 days. While B and C together can do a piece of work in 8 days. C and A together can do a piece of work in 6 days. In how many days will this work be completed by B alone?

    A alone can do a piece of work in 10 days and B alone can do it in 15 days. In how many days will A and B together do the same work?

    A can do a piece of work in 30 days while B can do it in 40 days. In how many days can A and B working together do it?

    A and B can do a work in 30 days, B and C can do it in 36 days and C and A can do the same work in 45 days. In how many days A, B and C can do this work together?

    A can do a piece of work in 4 days and B can do it in 12 days. In how many days will they finish the work, both working together?