If 4 men can reap 40 acres of land in 15 days, how many acres of land can 16 men reap in 30 days? Pick
A) 320	B) 240	C) 369	D) 489	E) 125
4 men 40 acres 15 days   16 men ? 30 days   40 * 16/4 * 30/15   40 * 4 * 2   40 * 8= 
<gadget id="calculator">40 * 8</gadget>
<output>320</output>
320   320nswer:320
<result>A</result>
If 4 men can reap 40 acres of land in 15 days, how many acres of land can 16 men reap in 30 days?