Home
Class 14
MATHS
A can do a work in 40 days and B can do ...

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

Text Solution

Verified by Experts

The correct Answer is:
D
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • TIME & DISTANCE

    MOTHERS|Exercise Multiple Choice Question|80 Videos

  • TIME AND WORK

    MOTHERS|Exercise MULTIPLE CHOICE QUESTIONS |88 Videos

Similar Questions

Explore conceptually related problems

A can do a work in 20 days and B can do the same work in 30 days. In how many days, can A and B together do the work? (A) 10 (B) 12 (C) 15 (D) 16

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 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

  • 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 of a work in 10 days. B can do of the work in 20 days. In how many days can both A and B together do the work?

    A
    30 days
    B
    32 days
    C
    24 days
    D
    25 days

    • Similar Questions

    Explore conceptually related problems

    P can do a piece of work in 25 days and Q can do the same work in 15 days. In how many days they can complete the work by working together?

    P can do a piece of work in 25 days and Q can do the same work in 15 days. In how many days they can complete the work by working together?

    If A can do a work in 10 days and B can do the same work in 15 days, then how many days will they take to complete the work both while working together?

    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 ?

    B and C can do a work in 12 days. C and D can do the same work in 18 days. D and B can do the same work in 24 days. In how many days can B, C and D together complete the work?

    Home
    Profile