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出租车司机小王在东西向的公路上接送学生．如果规定向东为正，向西为负，出租车的行程如下（单位：千米）
出租车司机小王在东西向的公路上接送学生．如果规定向东为正，向西为负，出租车的行程如下（单位：千米）
2025-03-16 18:34:25
推荐回答（1个）
回答1：
（1）15-4+13-10-12+3-13-17
=15+13+3-4-10-12-13-17
=31-52
=-21（千米），
答：小王在出发点西距出车地点的距离是21千米；
（2）|+15|+|-4|+|+13|+|-10|+|-12|+|+3|+|-13|+|-17|
=15+4+13+10+12+3+13+17
=83（千米），
0.11×83=9.13（升）．
答：汽车共耗油9.13升．
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