列不定方程,设大车租x辆,小车组y辆,再去试,得到几个结果后比较哪
个花钱少就行了
某小学170人去秋游,怎样租车合适?
某小学170人去秋游,怎样租车合适?
大客车900元一辆限乘客45人,小客车500元一辆限乘客20人.
大客车900元一辆限乘客45人,小客车500元一辆限乘客20人.
数学人气：390 ℃时间：2019-12-11 04:19:51
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