document.write( "Question 421092: The ratio of men to women in a class is 2:7. Of the 36 students in the class, how many were women? \n" ); document.write( "

Algebra.Com's Answer #294085 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"m\"$ = number of men
\n" ); document.write( "Let $\"w\"$ = number of women
\n" ); document.write( "given:
\n" ); document.write( " $\"m%2Fw+=+2%2F7\"$
\n" ); document.write( " $\"m+%2B+w+=+36\"$
\n" ); document.write( "-------------
\n" ); document.write( " $\"+m+=+%282%2F7%29%2Aw\"$
\n" ); document.write( " $\"%282%2F7%29%2Aw+%2B+w+=+36\"$
\n" ); document.write( " $\"+%289%2F7%29%2Aw+=+36+\"$
\n" ); document.write( " $\"w+=+%287%2F9%29%2A36+\"$
\n" ); document.write( " $\"w+=+28+\"$
\n" ); document.write( "There are 28 women in the class
\n" ); document.write( "check answer:
\n" ); document.write( " $\"m+%2B+w+=+36+\"$
\n" ); document.write( " $\"+m++%2B+28+=+36+\"$
\n" ); document.write( " $\"+m+=+8+\"$
\n" ); document.write( " $\"8%2F28+=+2%2F7\"$
\n" ); document.write( " $\"7%2A8+=+28%2A2+\"$
\n" ); document.write( " $\"56+=+56+\"$
\n" ); document.write( "OK \n" ); document.write( "

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