document.write( "Question 464550: The volume of a cube is 512 cubic inches. By what percentage (rounded to the
\n" ); document.write( "nearest whole percent) should the length of each edge be increased in order to
\n" ); document.write( "increase the volume of the cube by 25%?
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Algebra.Com's Answer #318264 by rfer(16322)\"\" \"About 
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cu rt 512=8
\n" ); document.write( "512*1.25=640
\n" ); document.write( "cu rt 640=8.6
\n" ); document.write( "8.6-8=0.6
\n" ); document.write( "0.6/8=0.075=8%
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