甲乙两车同时从AB两地相向开出、3小时后、甲车行了全程的62.5%、乙车行了全程的9/20哪辆车离AB两地的中点近些?
通分:甲车=62.5/100,乙车=9/20=45/100,中点=50/100,
甲车离中点的距离=62.5/100-50/100=12.5/100=12.5%
乙车离中点的距离=45/100-50/100=5/100=5%
12.%大于5%
所以甲车离中点的距离大于乙车离中点的距离,
就是乙车离中点的距离近.
甲乙两车同时从AB两地相向开出、3小时后、甲车行了全程的62.5%、乙车行了全程的9/20哪辆车离AB两地的中点近些?
通分:甲车=62.5/100,乙车=9/20=45/100,中点=50/100,
甲车离中点的距离=62.5/100-50/100=12.5/100=12.5%
乙车离中点的距离=45/100-50/100=5/100=5%
12.%大于5%
所以甲车离中点的距离大于乙车离中点的距离,
就是乙车离中点的距离近.