The milk level in a rectangular box measuring 64 feet by 25 feet is to be lowered by 6 inches. How many gallons of milk must be removed? (1 cu ft = 7.5 gallons)  Choose the correct choice from the following choices.
A) 100  B) 250  C) 750  D) 5625  E) 6000
6 inches = 1/2 feet (there are 12 inches in a foot.), so  64*25*1/2= 
<gadget id="calculator"> 64*25*1/2</gadget>
<output>800</output>
800 feet^3 of milk must be removed, which equals to   800*7.5= 
<gadget id="calculator">  800*7.5</gadget>
<output>6_000</output>
6000 gallons.   Answer: 6000.
<result>E</result>
The milk level in a rectangular box measuring 64 feet by 25 feet is to be lowered by 6 inches. How many gallons of milk must be removed? (1 cu ft = 7.5 gallons)