document.write( "Question 949206: it takes 63 minutes for 4 people to paint 7 walls\r
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document.write( "How many does it take for 5 people to paint 10 walls? \n" );
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Algebra.Com's Answer #579549 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! it takes 63 minutes for 4 people to paint 7 walls \n" ); document.write( "--------------- \n" ); document.write( "63*4/7 = 36 people-minute per wall \n" ); document.write( "=========================== \n" ); document.write( "How many does it take for 5 people to paint 10 walls? \n" ); document.write( "10 walls * 36 = 360 people-minutes \n" ); document.write( "360/5 = 72 minutes \n" ); document.write( " |