document.write( "Question 1181905: A sticker warehouse sells an average of 6 rolls of stickers per customer at $4 per roll. Statistics show that for every $0.25 decrease in price, customers will buy an additional roll. According to this model, at what sticker price will the revenue from stickers be $28. \n" ); document.write( "
Algebra.Com's Answer #811856 by Theo(13342)\"\" \"About 
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price * number of items = revenue.
\n" ); document.write( "when the price is 4.00, the average number of rolls per customer is 6.
\n" ); document.write( "with every .25 decrease in price, the average number rolls per customer goes up 1.
\n" ); document.write( "the euation is y = (4 - .25x) * (6 + x).
\n" ); document.write( "when x = 0, the equation becomes y = 4 * 6 = 24
\n" ); document.write( "when x = 1, the equation becomes y = 3.75 * 7 = 23.25
\n" ); document.write( "when x = 2, the equation becomes y = 3.5 * 8 = 28\r
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\n" ); document.write( "\n" ); document.write( "the revenue will be 28 when the sticker price is 3.5.\r
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\n" ); document.write( "\n" ); document.write( "here's a graph of the equation.\r
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\n" ); document.write( "\n" ); document.write( "the graph shows that, when x = 2.
\n" ); document.write( "this gets a price per ticket of 3.5 with an average number of 8 tickets per customer.\r
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\n" ); document.write( "\n" ); document.write( "the maximum revenue occurs when x = 5.
\n" ); document.write( "this gets a price per ticket of 2.75 with an average number of 11 tickets per customer.
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