document.write( "Question 206380: ABC Bookstore sold 2,500 copies of Algebra books this second semester and 670 copies remained unsold. What percent of the total number of copies did the store sell? \n" ); document.write( "
Algebra.Com's Answer #155945 by stanbon(75887)\"\" \"About 
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ABC Bookstore sold 2,500 copies of Algebra books this second semester and 670 copies remained unsold. What percent of the total number of copies did the store sell?
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\n" ); document.write( "# sold = 2500 - 670 = 1830
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\n" ); document.write( "Percent sold = 1830/2500 = 73.2%
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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