document.write( "Question 521570: Peter paid $12.83 for a DVD. The price of the DVD was $11.99. How much sales tax did Peter pay? \n" ); document.write( "
Algebra.Com's Answer #346527 by umnikmo(75)\"\" \"About 
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12.83/11.99=1.07
\n" ); document.write( "1.07-1=0.07\r
\n" ); document.write( "\n" ); document.write( "ans: 7%
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