document.write( "Question 217128: There are 385 surfers in Surf City. Two thirds of the boys are surfers and one-twelfth of the girls are surfers. If there are two girls for every boy, then how many boys and how many girls are there in Surf City? \n" ); document.write( "
Algebra.Com's Answer #163773 by RAY100(1637)![]() ![]() ![]() You can put this solution on YOUR website! Let b= # boys,,,,G= # girls \n" ); document.write( ". \n" ); document.write( "2b=g,,,,,,,or b = g/2 \n" ); document.write( ". \n" ); document.write( "(2/3)b + (1/12)g =385 \n" ); document.write( ". \n" ); document.write( "(2/3) (g/2) + (1/12) g = 385 \n" ); document.write( ". \n" ); document.write( "(1/3)g +(1/12)g =385 \n" ); document.write( ". \n" ); document.write( "(4/12)g +(1/12)g = 385 \n" ); document.write( ". \n" ); document.write( "(5/12)g=385 \n" ); document.write( ". \n" ); document.write( "g=924,,,,,,,,b=g/2=462 \n" ); document.write( ". \n" ); document.write( "check \n" ); document.write( ". \n" ); document.write( "(2/3)(462) +(1/12)(924) = 385 \n" ); document.write( ". \n" ); document.write( "308 + 77 = 385,,,,,ok \n" ); document.write( ". \n" ); document.write( " \n" ); document.write( " |