A cheese factory sells its cheese in rectangular blocks. A normal block has a volume of 5 cubic feet. If a large block has twice the width, twice the depth, and the same length of a normal block, what is the volume of cheese in a large block in cubic feet?
Choose the correct choice.
A) 15	B) 30	C) 20	D) 18	E) 25
Volume of cube=lbh=5   New cube l ,b, h are increases of l, 2b,2h   New volume of cube =l*2b*2h=4*lbh   =4*5= 
<gadget id="calculator">4*5</gadget>
<output>20</output>
20   Answer: 20
<result>C</result>
A cheese factory sells its cheese in rectangular blocks. A normal block has a volume of 5 cubic feet. If a large block has twice the width, twice the depth, and the same length of a normal block, what is the volume of cheese in a large block in cubic feet?