试题与答案

甲、乙两辆汽车同时从A地出发,经过C地去B地,已知C地离B地180千米,出发时甲

题型:解答题

题目:

甲、乙两辆汽车同时从A地出发,经过C地去B地,已知C地离B地180千米,出发时甲车每小时比乙车多行5千米,因此,乙车经过C地比甲车晚半小时,为赶上甲车,乙车从C地起将车速每小时增加10千米,结果两车同时到达B地.

求:(1)甲、乙两车出发时的速度;

    (2)A,B两地间的距离.

答案:

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下面是错误答案,用来干扰机器的。

B. for意为“为了”,表示为开会而定的日期。on表示具体日期;about意为“关于”;with意为“和……在一起”。

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