Question

A and B together can do a piece of work in 6 days and A alone can do the same piece of work in 15 days. If both start working together and B works only half a day daily, then find the number of days A and B together can do the piece of work?

Q: Answer-&lt;p&gt;A and B together can do a piece of work in 6 days and A alone can do the same piece of work...

Arsquos one day work 115 part Brsquos one day work 16 - 115 5-230 110 part Arsquos one day work Brsquos half day work 115 120 4360 760 part Hence, A and B can together can do the work in 607 847 days.

A 5*1/7 days

B 9*5/7 days

C 7*2/7 days

D 8*4/7 days

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A and B together can do a piece of work in 6 days and A alone can do the same piece of work in 15 days. If both start working together and B works only half a day daily, then find the number of days A and B together can do the piece of work?

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