document.write( "Question 1190436: the ratio of the number of boys to the number of girls in a school hall was 8:3 at first. Then 45 more girls joined the students in the hall and there was an equal number of boys and girls. How many children were in the hall in the end? \n" ); document.write( "
Algebra.Com's Answer #822046 by josgarithmetic(39626)\"\" \"About 
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8p boys and 3p girls initially\r
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\n" ); document.write( "\n" ); document.write( "3p+45 girls next and ratio of boys and girls is equal.\r
\n" ); document.write( "\n" ); document.write( "\"8p=3p%2B45\"\r
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