請幫幫我~這些數學簡化問題~能教的清楚一點~感恩給20點 - 汽車

By Edward Lewis
at 2014-04-19T00:00
at 2014-04-19T00:00
Table of Contents
第一題:一枝鉛筆4元,一枝原子筆,陳老師共買了30枝筆,一共花了156元,鉛筆跟原子筆各有多少枝?第二題:綠茶每公斤400元,紅茶每公斤300元,王叔叔共買了7公斤,一共付了2500元,請問綠茶~紅茶各買了多少公斤?第三題:倉庫中有一種輪胎88個,可以裝在六輪小貨車,也可以裝在四輪汽車上,今天裝配了18輛車子,剛好將�
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