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A can work twice as fast as B.A. and C t...

A can work twice as fast as B.A. and C together can work three times as fast as B. If A ,B and C complete a job in 30 days working together, in how may days can each of them complete the work?

A

40,80,100

B

`60,120,120`

C

`50,100,120`

D

60,100,80

Text Solution

Verified by Experts

The correct Answer is:
B
(i) Find C's 1 day's work.
(ii) Let B completes the work in x days.
(iii) A completes in x/2 days and then find the time taken by C to complete the work.
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