12 men can complete a piece of work in 25 days. In how many days can 20 men complete that piece of work?  Choose the correct option.
A) 55 days B) 77 days C) 20 days D) 88 days E) 15 days
12 * 25 = 20 * x =&gt; x   = 15 days   Answer: 15 days
<result>E</result>
12 men can complete a piece of work in 25 days. In how many days can 20 men complete that piece of work?