document.write( "Question 962399: In a school, 5/7 of the students are boy. If there are 300 girls, find the number of boys in the school. \n" ); document.write( "

Algebra.Com's Answer #587989 by MathTherapy(10552) $\"\"$ $\"About$

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\n" ); document.write( "In a school, 5/7 of the students are boy. If there are 300 girls, find the number of boys in the school.
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As  of students are boys, then  of students are girls.
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document.write( "Let number of boys be B
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document.write( "Then we get: 
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document.write( " ------- Cross-multiplying
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document.write( "1500 = 2B ------- Denominators are equal and so are the numerators 
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document.write( "B, or number of boys = , or  \n" );
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