3 men or 9 women can do a piece of work in 20 days. In how many days will 12 men and 8 women do the same work?
Pick one.
A) 2 days	B) 3 days	C) 4 days	D) 5 days	E) 6 days
3M = 9W ---- 20 days   12M + 8W -----?   36W + 8 W = 44W ---?   9W ---- 20 44W -----?   9 * 20  36  + 8= 
<gadget id="calculator"> 36  + 8</gadget>
<output>44</output>
44W ---?   9W ---- 20 44W -----?   9 * 20= 44 * x =&gt; x = 4 days   ANSWER:4 days
<result>C</result>
3 men or 9 women can do a piece of work in 20 days. In how many days will 12 men and 8 women do the same work?