甲、乙两车从相距486千米的两地同时出发,相向而行,经过3.6小时相遇.已知甲每小时比乙车慢15千米.乙车每小时行多少千米?
人气:394 ℃ 时间:2019-09-22 08:17:42
解答
(486÷3.6-15)÷2,
=(135-15)÷2,
=120÷2,
=60(千米);
60+15=75(千米);
答:乙车每小时行75千米.
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