document.write( "Question 1187562: there is a ratio of 3 boys to every 4 girls. if there are 245 total preschoolers enrolled then how many of them are boys? \n" ); document.write( "
Algebra.Com's Answer #818557 by greenestamps(13215) You can put this solution on YOUR website! \n" ); document.write( "Given the ratio of 3 boys to every 4 girls,... \n" ); document.write( "Let 3x = # of boys \n" ); document.write( "Let 4x = # of girls \n" ); document.write( "That is nearly always the best way to start on a problem like this where a ratio is given. \n" ); document.write( "The total number of preschoolers is 245: \n" ); document.write( "3x+4x=245 \n" ); document.write( "7x=245 \n" ); document.write( "x=245/7=35 \n" ); document.write( "ANSWER: The number of boys is 3x = 3(35) = 105 \n" ); document.write( " \n" ); document.write( " |