题目信息
On a certain day, a bakery produced a batch of rolls at a total production cost of $300. On that day,$$\frac{4}{5}$$ of the rolls in the batch were sold, each at a price that was 50 percent greater than the average (arithmetic mean) production cost per roll. The remaining rolls in the batch were sold the next day, each at a price that was 20 percent less than the price of the day before. What was the bakery's profit on this batch of rolls?
A:$150
B:$144
C:$132
D:$108
E:$90
参考答案及共享解析

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正确答案:
C:$132
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