Solve the problem.An appliance store sells two types of refrigerators. Each Cool-It refrigerator sells for $640 and each Polar sells for $740. Up to 270 refrigerators can be stored in the warehouse and new refrigerators are delivered only once a month. It is known that customers will buy at least 70 Cool-Its and at least 110 Polars each month. How many of each brand should the store stock and sell each month to maximize revenues?
A. 160 Cool-Its and 110 Polars
B. 230 Cool-Its and 155 Polars
C. 85 Cool-Its and 185 Polars
D. 70 Cool-Its and 200 Polars
Answer: D
Mathematics
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