document.write( "Question 117097: i need help with this question: One thousand cubes are arranged to form a large cube. All the surfaces of the large cube are painted. What fraction of the cubes are not painted at all? \n" ); document.write( "

Algebra.Com's Answer #85206 by Edwin McCravy(20055) $\"\"$ $\"About$

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document.write( "I need help with this question: One thousand cubes are arranged to form\r\n" );
document.write( "a large cube. All the surfaces of the large cube are painted. What \r\n" );
document.write( "fraction of the cubes are not painted at all?\r\n" );
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document.write( "Since there are 1000 blocks, and since the cube root of 1000 is 10,\r\n" );
document.write( "the large cube is 10x10x10. If we take away the outer shell of painted \r\n" );
document.write( "blocks, the only ones which are painted, there will be a 8x8x8 cube left.\r\n" );
document.write( "(Remember out of each face we must take off the laft row and and the right\r\n" );
document.write( "row of blocks, that's why there are 2 less than 10 on each side).\r\n" );
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document.write( "So the answer is  =  = \r\n" );
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document.write( "Edwin

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