Home
Class 14
MATHS
A can do a work in 72 days and B in 90 d...

A can do a work in 72 days and B in 90 days. If they work on it together for 10 days, then what fraction of work is left?

A

`1//4`

B

`3//5`

C

`1//5`

D

`3//4`

Text Solution

Verified by Experts

The correct Answer is:
C, D
Promotional Banner

Similar Questions

Explore conceptually related problems

A can do a work in 15 days and B in 20 days. If they work on it together for 4 days, then the fraction of the work that is left is :

A can do a work in 15 days and B in 20 days.If they work on it together for 4 days,then the fraction of the work that is left is (1)/(4) b.(1)/(10)c(7)/(1)d.(8)/(15)

A can do a work in 20 days and B can do it in 14 days. If they work together for 7 days, then the fraction of the work left is:

A alone can do a task in 35 days and B alone in 14 days. If they work on it together for 4 days, then what fraction of the task is left?

A can do a work in 15 days and B in 20 days. If they together work on it for 4 days, then the fraction of the work that is left is :