A and B can do a piece of work in 6 2/3 days and 5 days respectively. They work together for 2 days and then A leaves. In how many days after that B will complete the work alone.  Choose one.
A) 6 Â½ days	B) 1 Â½ days	C) 8 Â½ days	D) 5 Â½ days	E) 2 Â½ days
Explanation:   3/20 * 2 + (2 + x)/5 = 1   x = 1 Â½ days   Answer:1 Â½ days
<result>B</result>
A and B can do a piece of work in 6 2/3 days and 5 days respectively. They work together for 2 days and then A leaves. In how many days after that B will complete the work alone.