来自：ACCA > PM 2022-02-26 21:16
老师您好，请问答案上的1.5 8.9 怎么来的啊
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1269天前
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153****6353
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117
上次登录
1269天前
wangxiaomin 2022-02-28 09:41
致精进的你:
同学，题目中描述“The cost of cleaning products applied when washing the hair is $1.50 per client. The cost of all additional products applied during a 'treatment' is $7.40 per client. ”那么只剪发是1.5，做造型是1.5+7.4=8.9。具体计算如下图所示。
The real talent is resolute aspirations.
真正的才智是刚毅的志向。
