A can do a piece of work in 15 days. A does the work for 5 days only and leaves the job. B does the remaining work in 10 days.In how many days B alone can do the work?	Select the correct option:
A) 5days  B) 15 days  C) 12 days  D) 9 days  E) 10 days
Explanation:   A’s 5 day work = 5*1/15=1/3   Remaining work = 1-1/3=2/3   15 days completes 2/3 work in 6 days   15 days alone can do in x days   2/3*x=10   X=15 days   Answer: Option 15 days
<result>B</result>
A can do a piece of work in 15 days. A does the work for 5 days only and leaves the job. B does the remaining work in 10 days.In how many days B alone can do the work?