问题已解决
老師 你好 請問實訓(xùn)題一的第4小問我該怎么思考呢?
FAILED
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同學(xué)您好,很高興為您解答問題,請稍后
2021 10/20 12:10
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陳詩晗老師 
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2021 10/20 13:13
你可以假設(shè)廣告費x,然后
收入-成本費用的金額,÷收入,等于15%,倒擠出廣告費
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2021 10/20 21:32
好的 謝謝老師 老師 那第5小問怎么思考呀?
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陳詩晗老師 
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2021 10/20 22:02
假設(shè)單價是未知數(shù)
收入-成本費用=逾期利潤
那么倒退出單價
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