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25. 食譜上標示醬油使用量為量杯容量的 ,小明誤將 看成 ,在使用24次後, 才發現看錯用量,此時醬油已剩原來的 。若小明一開始即正確使用醬油,問這瓶醬油可使用多少次?(A) 9 (B) 45 (C
問題詳情
25. 食譜上標示醬油使用量為量杯容量的
,小明誤將
看成
,在使用24次後, 才發現看錯用量,此時醬油已剩原來的
。若小明一開始即正確使用醬油,問這瓶醬油可使用多少次?
(A) 9
(B) 45
(C) 54
(D) 108
參考答案
用户評論
【
tywang9498
】評論
設原來醬油體積L量杯,因為剩餘原體積的1/3...
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