document.write( "Question 640201: If it takes three painters four hours to paint seven walls, how many hours would it two painters to paint three walls? \n" ); document.write( "

Algebra.Com's Answer #403151 by ankor@dixie-net.com(22740) $\"\"$ $\"About$

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If it takes three painters four hours to paint seven walls,
\n" ); document.write( " how many hours would it two painters to paint three walls?
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\n" ); document.write( "Find the number of man-hrs required to paint one wall
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\n" ); document.write( "man-hrs = $\"%283%2A4%29%2F7\"$
\n" ); document.write( "mh = $\"12%2F7\"$ to paint one wall
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\n" ); document.write( "\"how many hours would it two painters to paint three walls?\"
\n" ); document.write( "let h = no. hrs required to accomplish this
\n" ); document.write( "2h = 3* $\"12%2F7\"$
\n" ); document.write( "2h = $\"36%2F7\"$
\n" ); document.write( "h = $\"36%2F7\"$ * $\"1%2F2\"$
\n" ); document.write( "h = $\"36%2F14\"$
\n" ); document.write( "h = $\"18%2F7\"$ = 2.57 hrs or 2 + .57(60) = 2 hrs 34.2 min \n" ); document.write( "

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