document.write( "Question 499179: in a class of 35 students the number of girls is two-fifth of the number of boys. find the number of girls in the class. \n" ); document.write( "
Algebra.Com's Answer #337484 by nerdybill(7384)\"\" \"About 
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in a class of 35 students the number of girls is two-fifth of the number of boys. find the number of girls in the class.
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\n" ); document.write( "Let x = number of boys
\n" ); document.write( "then
\n" ); document.write( "x + (2/5)x = 35
\n" ); document.write( "multiplying both sides by 5:
\n" ); document.write( "5x + 2x = 175
\n" ); document.write( "7x = 175
\n" ); document.write( "x = 25 (boys)
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\n" ); document.write( "Girls:
\n" ); document.write( "(2/5)x = (2/5)25 = (2)5 = 10 (answer)
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