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For each period of consecutive days during which the water reservoir levels in a certain town are low, the following additional charges are applied to each household:a flat fee of $0.25 for advertising costs and a service charge of $0.35 per day.If the town had three periods of low water levels last year, lasting 5, 3, and 12 consecutive days, respectively, what was the total of the additional charges per household last year due to low water levels?
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2.1.4 比例及相关应用题
2.1.4 比例及相关应用题
以上解析由 考满分老师提供。
