How many cases do you need if you have to pack 240 pairs of shoes into cases that each hold 24 shoes?  Choose the correct choice:
A) 35	B) 15	C) 20	D) 25	E) 30
C   20   240 pairs of shoes = 480 shoes.   480÷ 24 = 20.
<result>C</result>
How many cases do you need if you have to pack 240 pairs of shoes into cases that each hold 24 shoes?