document.write( "Question 900116: how many minutes does it take for 15 people to paint 15 walls? \n" ); document.write( "
Algebra.Com's Answer #545783 by josmiceli(19441)\"\" \"About 
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How long does it take for 1 person to paint
\n" ); document.write( "1 ( or any number ) of walls?
\n" ); document.write( "You need that information
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\n" ); document.write( "Suppose:
\n" ); document.write( "1 person paints 1 wall in 1 hour
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\n" ); document.write( "15 people will paint 1 wall in 1/15 of an hour
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\n" ); document.write( "So, it will take them 15 times as long
\n" ); document.write( "to paint 15 walls, so
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\n" ); document.write( "15 people paint 15 walls in 1 hour ( 60 minutes )\r
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