When Greenville State University decided to move its fine arts collection to a new library, it had to package the collection in 20-inch by 20-inch by 12-inch boxes. If the university pays $0.40 for every box, and if the university needs 2.4 million cubic inches to package the collection, what is the minimum amount the university must spend on boxes? Pick one:
A) $200  B) $275  C) $510  D) $1,250  E) $2,550
The volume of each box is 20*20*12= 
<gadget id="calculator">20*20*12</gadget>
<output>4_800</output>
4800 cubic inches.   Number of boxes= 2,400,000/4800 = 500 boxes   Total cost = 500×$0.4=$200   The answer is $200.
<result>A</result>
When Greenville State University decided to move its fine arts collection to a new library, it had to package the collection in 20-inch by 20-inch by 12-inch boxes. If the university pays $0.40 for every box, and if the university needs 2.4 million cubic inches to package the collection, what is the minimum amount the university must spend on boxes?