document.write( "Question 752104: The sale price of a bicycle $120. This is 75% of the original price find the original price \n" ); document.write( "
Algebra.Com's Answer #457556 by FrankM(1040)![]() ![]() You can put this solution on YOUR website! 75%=120\r \n" ); document.write( "\n" ); document.write( "100%=X\r \n" ); document.write( "\n" ); document.write( "x/120=100/75\r \n" ); document.write( "\n" ); document.write( "75*x = 100*120 \r \n" ); document.write( "\n" ); document.write( "75*x=12000\r \n" ); document.write( "\n" ); document.write( "x=12000/75\r \n" ); document.write( "\n" ); document.write( "x=160\r \n" ); document.write( "\n" ); document.write( "To do this in your head - \"75% = 120\" so \"25% = 40\" and \"100% = 160\" \n" ); document.write( " |