数学题:AB两地相距240千米，甲乙两地同时从A地出发，甲先到达B地后立即返回，结果在距离A地占全程的五分之四处和乙车相遇。此时，甲车比乙车多行多少千米?

数学题解答：先画一幅线段图，弄清题意。

甲行了全程的：1- 4/5 + 1 = 6/5

乙行了全程的4/5。

甲比乙多行了：240×（6/5 – 4/5）=96（千米）

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