document.write( "Question 1034626: Tom sold a watch to Harry with a profit of 20% and Harry sold to Peter with a profit of 30%. If Peter paid $780, how much did Tom pay for the watch? \n" ); document.write( "
Algebra.Com's Answer #649307 by Cromlix(4381)![]() ![]() You can put this solution on YOUR website! Hi there, \n" ); document.write( "130% = $780 \n" ); document.write( "1% = 780/130 \n" ); document.write( "100% = 780/130 x 100 \n" ); document.write( "= $600 \n" ); document.write( "This is what Harry paid for the watch. \n" ); document.write( "120% = $600 \n" ); document.write( "1% = 600/120 \n" ); document.write( "100% = 600/120 x 100 \n" ); document.write( "= $500 \n" ); document.write( "This is what Tom paid for the watch. \n" ); document.write( "Hope this helps :-) \n" ); document.write( " |