document.write( "Question 477809: Two-fifth of the students in a mixed school are boys.If there are thirty girls in the school, how many are boys? \n" ); document.write( "

Algebra.Com's Answer #327422 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "Two-fifth of the students in a mixed school are boys. (3/5 are girls)
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document.write( "thirty girls: (3/5)C = 30, C = 50.  There are 20 boys  (2/5)50 = 20
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