A can finish a piece of work in 5 days. B can do it in 16 days. They work together for two days and then A goes away. In how many days will B finish the work?
Choose the correct choice from the following:
A) 4 B) 5 C) 6 D) 7 E) 8
2/4 + (2 + x)/16 = 1 =&gt; x = 6 days   Answer: 6
<result>C</result>
A can finish a piece of work in 5 days. B can do it in 16 days. They work together for two days and then A goes away. In how many days will B finish the work?