document.write( "Question 872817: A DVD player that normally sells for $90 was sold for $72. The percentage discount was: \n" ); document.write( "
Algebra.Com's Answer #526437 by jim_thompson5910(35256)\"\" \"About 
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Difference in price: 90 - 72 = 18\r
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\n" ); document.write( "\n" ); document.write( "Divide 18 by the original: 18/90 = 1/5 = 0.20\r
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\n" ); document.write( "\n" ); document.write( "Multiply by 100: 0.20*100 = 20%\r
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\n" ); document.write( "\n" ); document.write( "The percentage discount was 20%
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