小英家上个月用水量是12.4吨,每吨水的价格是1.8元,小英家一共4口人,平均每人交多少元水费?
人气:248 ℃ 时间:2020-08-19 21:54:46
解答
12.4×1.8=22.32(元)
22.32÷4=5.58(元)
答:平均每人交5.58元消费.
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