If two typists can type two pages in two minutes, how many typists will it take to type 72 pages in nine minutes? Choose one:
A) 3 B) 4 C) 6 D) 16 E) 36
In 2 minutes 2 typists type 2 pages which means that in 9 minutes they will type 9 pages but to type 72 pages (8 times) we need 8 times more typists i.e. 2 x 8 = 16 typists.   16
<result>D</result>
If two typists can type two pages in two minutes, how many typists will it take to type 72 pages in nine minutes?