document.write( "Question 24774: In a survey of 320 doctors. 50% more favored Brand X pain reliever than Brand y. How many of the doctors favored Brand X? \n" ); document.write( "
Algebra.Com's Answer #13227 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Let number that favor brand y be \"a\" \n" ); document.write( "Then number that favor brand x will be \"a + 50%a\" = 1.5a \n" ); document.write( "EQUATION: \n" ); document.write( " number favor y + number favor x = 320 \n" ); document.write( " a + 1.5a = 320 \n" ); document.write( " 10a + 15a = 3200 \n" ); document.write( " 25a = 3200 \n" ); document.write( " a = 128 (number who favor y) \n" ); document.write( " 1.5a = 192 (number who favor x)\r \n" ); document.write( "\n" ); document.write( "Cheers, \n" ); document.write( "Stan H.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |