document.write( "Question 816333: the ratio of boys to girls in an art class is 3:5 there are 12 boys in the class how many girl are in the class \n" ); document.write( "
Algebra.Com's Answer #491487 by stanbon(75887)\"\" \"About 
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the ratio of boys to girls in an art class is 3:5 there are 12 boys in the class how many girl are in the class
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\n" ); document.write( "3:5 is the same as 3x:5x where 3x = # of boys ; 5x = # of girls.
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\n" ); document.write( "Equation:
\n" ); document.write( "3x = 12
\n" ); document.write( "x = 4
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\n" ); document.write( "# of girls = 5x = 5*4 = 20
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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