A and B together can do a piece of work in 8 days. If A alone can do the same work in 12 days, then B alone can do the same work in?  Choose the correct choice from the following answers.
A) 76 days
B) 68 days
C) 24 days
D) 97 days
E) 17 days
B = 1/8 – 1/2 = 1/24   =&gt; 24 days   Answer: 24 days
<result>C</result>
A and B together can do a piece of work in 8 days. If A alone can do the same work in 12 days, then B alone can do the same work in?