A and B together can complete work in 10 days. A alone starts working and leaves it after working for 6 days completing only half of the work. In how many days it can be completed if the remaining job is undertaken by B?
Pick one:
A) 4
B) 8
C) 5
D) 6
E) 30
30xplanation:   (A+B) one day work =1/10   now A does half of the work in 6 days so A can complete the whole work in 12 days   A’s one day work =1/12   B’s one day work=1/10 - 1/12= 2/120= 1/60   B alone can complete the work in 60 days so half of the work in 30 days   Answer: Option 30
<result>E</result>
A and B together can complete work in 10 days. A alone starts working and leaves it after working for 6 days completing only half of the work. In how many days it can be completed if the remaining job is undertaken by B?