There are 40 students in a certain geometry class. If two thirds of the students are boys and three fourths of the boys are under six feet tall, how many boys in the class are under six feet tall?
Pick one:
A) 6  B) 12  C) 20  D) 24  E) 27
40*2/3 *3/4= 
<gadget id="calculator">40*2/3 *3/4</gadget>
<output>20</output>
20   Answer: 20
<result>C</result>
There are 40 students in a certain geometry class. If two thirds of the students are boys and three fourths of the boys are under six feet tall, how many boys in the class are under six feet tall?