15 men can complete a piece of work in 30 days. In how many days can 10 men complete that piece of work? Choose the correct answer
A) 45 B) 50 C) 34 D) 27 E) 11
15 * 30 = 10 * x =&gt; x = 45 days   45nswer:45
<result>A</result>
15 men can complete a piece of work in 30 days. In how many days can 10 men complete that piece of work?