document.write( "Question 898096: Net price of a product is 6130 which includes 10.3% excise duty om base price and then 2% CST on Base price plus Excise duty. What is the formula to find the base price. \n" ); document.write( "
Algebra.Com's Answer #544677 by Theo(13342)\"\" \"About 
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the base price of the product is b.\r
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\n" ); document.write( "\n" ); document.write( "the excise price of the product is e.\r
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\n" ); document.write( "\n" ); document.write( "the net price of the product is n.\r
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\n" ); document.write( "\n" ); document.write( "you get:\r
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\n" ); document.write( "\n" ); document.write( "e = .103 * b + b which is equal to 1.103 * b.\r
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\n" ); document.write( "\n" ); document.write( "n = e + .02 * e which is equal to 1.02 * e.\r
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\n" ); document.write( "\n" ); document.write( "in the equation of n = 1.02 * e, replace e with it's equivalent of 1.103 * b to get:\r
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\n" ); document.write( "\n" ); document.write( "n = 1.02 * 1.103 * b\r
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\n" ); document.write( "\n" ); document.write( "solve for b to get:\r
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\n" ); document.write( "\n" ); document.write( "b = n / (1.02 * 1.103)\r
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\n" ); document.write( "\n" ); document.write( "simplify to get:\r
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\n" ); document.write( "\n" ); document.write( "b = n / 1.12506\r
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\n" ); document.write( "\n" ); document.write( "since n = 6130, this means that b = 5448.598297.\r
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\n" ); document.write( "\n" ); document.write( "since e = 1.103 * b, you get e = 6009.803922.\r
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\n" ); document.write( "\n" ); document.write( "since n = 1.02 * e, you get n = 6130.\r
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\n" ); document.write( "\n" ); document.write( "everything checks out ok.\r
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\n" ); document.write( "\n" ); document.write( "your base price is equal to 5448.598297...\r
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