Vaibhav can do a piece of work in 60 day...

Vaibhav can do a piece of work in 60 days. He works there for 15 days and then Sandeep alone finishes the remaining work in 30 days. In how many days will Vaibhav and Sandeep working together finish the work?

22 days

18 days

20 days

24 days

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GAGAN PRATAP -TIME & WORK-TIME & WORK (SHEET-3)

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