A and B can together finish a work in 30 days. They worked together for 20 days and then B left. After another 20 days. A finished the remaining work. The number of days in which B alone can finish th

A and B can together finish a work in 30 days. They worked together

1.	A and B can together finish a work in 30 days. They worked together for 20 days and then B left. After another 20 days. A finished the remaining work. The number of days in which B alone can finish th
A.	50
B.	48
C.	54
D.	60
Answer» E.

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A and B can together finish a work in 30 days. They worked together for 20 days and then B left. After another 20 days. A finished the remaining work. The number of days in which B alone can finish th

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