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Express Lane Plus
Posts: 485
Rep: 2 0
2 weeks ago
A car wash reduced the price of a basic wash as a promotion and test of the market. With the price at $11 the average monthly sales has been 30000. When the price dropped to $10, the average monthly sales rose to 35000. Assume that monthly sales is linearly related to the price.
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Educator
2 weeks ago
Not certain about this one, were you given any formulas or hints?
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