Home
Class 8
MATHS
Working individually, A and B can comple...

Working individually, A and B can complete a piece of work in 30 days and 45 days respectively. If B joins A after some days and the whole work is completed in 20 days from the beginning, after how many days does B join A ?

Promotional Banner

Similar Questions

Explore conceptually related problems

A, B and C can complete a piece of work in 10, 20 and 60 days respectively. Working together they can complete the same work in how many days?

A and B can do a work in 20 days and 30 days respectively. A and B work on alternate days. Find the number of days to complete the work

A, B and C can complete a piece of work in 10 days, 20 days and 25 days, respectively. If they tak 40 days to complete a piece of work, then in how many days can C alone complete the work ?

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?