A furniture store is having a sale on sofas and you're going to buy one. The advertisers know that buyers get to the store and that 1 out of 3 buyers change to a more expensive sofa than the one in the sale advertisement. Let X be the cost of the sofa. What is the average cost of a sofa if the advertised sofa is $150 and the more expensive sofa is $375? a) 300.00 b) 206.25 c) 224.67 d) 262.50 e) 225.00

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