document.write( "Question 1091434: A shopkeeper makes a profit of 12% if he sells an article for $84.\r
\n" ); document.write( "\n" ); document.write( "a) Find the cost of the article
\n" ); document.write( "b) if 5 percent discount is allowed for cash payment. find the cash price of the article.
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Algebra.Com's Answer #705833 by josmiceli(19441)\"\" \"About 
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(a)
\n" ); document.write( "Let \"+c+\" = the cost of the article
\n" ); document.write( "\"+c+%2B+.12c+=+84+\"
\n" ); document.write( "\"+1.12c+=+84+\"
\n" ); document.write( "\"+c+=+75+\"
\n" ); document.write( "The cost is $75
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\n" ); document.write( "(b)
\n" ); document.write( "With 5% cash discount, the profit
\n" ); document.write( "is only \"+.12+-+.05+=+.07+\" of the cost
\n" ); document.write( "\"+c+%2B+.07c+=+1.07c+\"
\n" ); document.write( "\"+1.07c+=+1.07%2A75+\"
\n" ); document.write( "\"+1.07%2A75+=+80.25+\"
\n" ); document.write( "The cash price is $80.25
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