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1、1 行程问题专项练习练习一1,小玲每分钟行100 米,小平每分钟行80 米,两人同时从学校和少年宫出发,相向而行,并在离中点120 米处相遇。学校到少年宫有多少米?2,一辆汽车和一辆摩托车同时从甲、乙两地相对开出,汽车每小时行40 千米,摩托车每小时行65 千米,当摩托车行到两地中点处时,与汽车还相距 75 千米。甲、乙两地相距多少千米?3,甲、乙二人同时从东村到西村,甲每分钟行120 米,乙每分钟行 100米,结果甲比乙早5 分钟到达西村。东村到西村的路程是多少米?练习二1,兄弟二人同时从学校和家中出发,相向而行。哥哥每分钟行120 米,5 分钟后哥哥已超过中点50米,这时兄弟二人还相距30
2、 米。弟弟每分钟行多少米?2,汽车从甲地开往乙地,每小时行32 千米。4 小时后,剩下的路比全程的一半少 8 千米,如果改用每小时56 千米的速度行驶,再行几小时到达乙地?3,学校运来一批树苗,五(1)班的 40 个同学都去参加植树活动,如果每人植 3 棵,全班同学都能植这批树苗的一半还多20 棵。如果这批树苗全部给五(1)班的同学去植,平均每人植多少树?练习三1,甲、乙二人同时从A 地到 B地,甲每分钟走250 米,乙每分钟走 90米。甲到达 B地后立即返回 A地,在离 B地 3.2 千米处与乙相遇。A、B两地间的距离是多少千米?2,小平和小红同时从学校出发步行去小平家,小平每分钟比小红多走
3、20 米。30 分钟后小平到家,到家后立即原路返回,在离家350 千米处遇到小红。小红每分钟走多少千米?3,甲、乙二人上午 7 时同时从 A地去 B地,甲每小时比乙快8 千米。上午 11 时甲到达 B地后立即返回,在距 B地 24 千米处与乙相遇。求 A、B两地相距多少千米?练习四1,甲、乙两车同时从A、B 两地相向出发,3 小时后,两车还相距120千米;又行 3 小时,两车又相距 120 千米。A、B两地相距多少千米?2,东、西两村相距36 千米,甲、乙二人同时从东西两村相向出发,3小时后,丙骑车从东村出发去追甲,结果三人同时在某地相遇。已知甲每小时行 4 千米,乙每小时行5 千米,求丙的速
4、度。3,两队同学同时从相距30 千米的甲、乙两地相向出发,一只鸽子以每2 小时 20 千米的速度在两队同学之间不断往返送信。如果鸽子从同学们出发到相遇共飞行了30 千米,而甲队同学比乙队同学每小时多走0.4 千米,求两队同学的行走速度。练习五1,甲、乙两车同时从A、B 两地相向出发,3 小时后,两车还相距120千米。又行 3 小时,两车又相距 120千米。A、B两地相距多少千米?2,快、慢两车早上6 时同时从甲、乙两地相向开出,中午12 时两车还相距 50 千米。继续行驶到 14时,两车又相距 170 千米。甲、乙两地相距多少千米?3,甲、乙两人分别从A、B 两地同时相向而行,匀速前进。如果各
5、人按原定速度前进,4 小时相遇;如果两人各自比原计划少走1 千米,则5 小时相遇。A、B两地相距多少千米?练习六(1)一辆摩托车以每小时80 千米的速度去追赶前面30 千米处的卡车,卡车行驶的速度是每小时65 千米。摩托车多长时间能够追上?(2)兄弟二人从 100 米跑道的起点和终点同时出发,沿同一方向跑步,弟弟在前,每分钟跑120米;哥哥在后,每分钟跑140米。几分钟后哥哥追上弟弟?(3)甲骑自行车从 A 地到 B地,每小时行16 千米。1 小时后,乙也骑自行车从 A地到 B地,每小时行 20 千米,结果两人同时到达B地。A、B两地相距多少千米?练习七(1)小王家离工厂 3 千米,他每天骑车
6、以每分钟200米的速度上班,正好准时到工厂。有一天,他出发几分钟后,因遇熟人停车2 分钟,为了准时到厂,后面的路必须每分钟多行100米。小王是在离工厂多远处遇到熟人的?(2)一辆汽车从甲地开往乙地,若每小时行36 千米,8 小时能到达。这辆汽车以每小时36 千米的速度行驶一段时间后,因排队加油用去了 15 分钟。为了能在8 小时内到达乙地,加油后每小时必须多行7.2 千米。加油站离乙地多少千米?(3)汽车以每小时30 千米的速度从甲地出发,6 小时后能到达乙地。汽车出发 1 小时后原路返回甲地取东西,然后立即从甲地出发。为了能在原来时间内到达乙地,汽车必须以每小时多少千米的速度驶向乙地?练习八
7、(1)兄弟二人同时从家出发去学校,哥哥每分钟走80 米,弟弟每分钟走 60 米。出发 10分钟钟后,哥哥返回家中取文具,然后立即骑车以每分钟 310 米的速度去追弟弟。哥哥骑车几分钟追上弟弟?文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S
8、2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8
9、Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K
10、9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M
11、5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7
12、O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R
13、9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S23(2)快车每小时行 60 千米,慢车每小时行 40 千米,两车同时从甲
14、地开往乙地。出发 0.5 小时后,快车因故停下修车 1.5 小时。修好车后,快车仍用原速前进,经过几小时才能追上慢车?(3)甲、乙二人加工同样多的零件,甲每小时加工20 个,乙每小时加工 15 个。一天,乙比甲早工作2 小时,到下午二人同时完成了加工任务。他俩一共加工了多少个零件?练习九(1)爸爸和小明同时从同一地点出发,沿相同方向在环形跑道上跑步。爸爸每分钟跑 150 米,小明每分钟跑 120 米,如果跑道全长 900米,问:至少经营几分钟爸爸从小明身后追上小明?(2)在 300米长的环形跑道上,甲、乙二人同时同地同向跑步,甲每秒跑 5 米,乙每秒跑 4.4 米。两人起跑后的第一次相遇点在起
15、跑线前多少米?(3)环湖一周共 400 米,甲、乙二人同时从同一地点同方向出发,甲过10分钟第一次从乙身后追上乙。若二人同时从同一地点反向而行,只要 2 分钟二人就相遇。求甲、乙的速度。练习十(1)甲、乙、丙三人行走的速度分别是每分钟60 米、80 米、100 米。甲、乙二人在 B地,丙在 A地与甲、乙二人同时相向而行,丙和乙相遇后,又过 2 分钟和甲相遇。求A、B两地的路程。(2)甲、乙、丙三人行走的速度分别是每分钟60 米、80 米、100 米。甲、乙二人从 B地同时同向出发,丙从A地同时同向去追甲和乙。丙追上甲后又经过10 分钟才追上乙。求A、B两地的路程。(3)A、B两地相距 1800
16、米,甲、乙二人从A地出发,丙同时从B地出发与甲、乙二人相向而行。已知甲、乙、丙三人的速度分别是每分钟 60 米、80米和 100 米,当乙和丙相遇时,甲落后于乙多少米?练习 十 一1,甲、乙两地相距658 千米,客车从甲地开出,每小时行58 千米。1小时后,货车从乙地开出,每小时行62 千米。货车开出几小时后与客车相遇?2,小军和小明分别从相距1860 米的两处相向出发,小军出发5 分钟后小明才出发。已知小军每分钟行120 米,小明骑车每分钟行300 米。求小军出发几分钟后与小明相遇?3,甲、乙两地相距446 千米,快、慢两车同时从甲、乙两地相对开出,快车每小时行 68 千米,慢车每小时行 3
17、5 千米。中途慢车因修车停留半小时,求共经过几小时两车在途中相遇。文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A
18、8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W1
19、0H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:C
20、S8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI
21、9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9
22、W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码
23、:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S24 练习 十 二1,汽车从甲地开往乙地送货。去时每小时行30 千米,返回时每小时行40 千米,往返一次共用8 小时 45 分。求甲、乙两地间的路程。2,一架飞机所带的燃料最多可用9 小时,飞机去时顺
24、风,每小时可飞1500千米;返回时逆风,每小时可飞1200千米。这架飞机最多飞多少千米就要往回飞?3,师徒二人加工一批零件。师傅每小时加工35 个,徒弟每小时加工28个。师傅先加工了这批零件的一半后,剩下的由徒弟去加工。二人共用 18 小时完成了加工任务。这批零件共有多少个?练习 十 三1,A、B、C三地在一条直线上,如图所示:A、B两地相距 2 千米,甲、乙两人分别从A、B 两地同时向 C地行走,甲每分钟走35 米,乙每分钟走45 米。经过几分钟B地在甲、乙两人之间的中点处?2,东、西两镇相距60 千米。甲骑车行完全程要4 小时,乙骑车行完全程要 5 小时。现在两人同时从东镇到西镇去,经过多
25、少小时后,乙剩下的路程是甲剩下路程的4 倍?3,老师今年 32岁,学生今年 8 岁。再过几年老师的年龄是学生的3 倍?练习 十 四1,甲每分钟行 120 米,乙每分钟行 80 米。二人同时从 A地出发去 B地,当乙到达 B地时,甲已在 B地停留了 2 分钟。A地到 B地的路程是多少米?2,甲、乙二人同时从学校骑车出发去江边,甲每小时行15 千米,乙每小时行 20 千米。途中乙因修车停留了24 分钟,结果二人同时到达江边。从学校到江边有多少千米?3,兄弟二人同时从家往学校走,哥哥每分钟走90米,弟弟每分钟走70米。出发 1 分钟后,哥哥发现少带铅笔盒,就原路返回,取后立即出发,结果与弟弟同时到达
26、学校。他们家离学校有多远?练习十五1,小明在 420米长的环形跑道上跑了一圈,已知他前一半时间每秒跑8米,后一半时间每秒跑6 米。求他后一半路程用了多少时间?2,小华在 240米长的跑道上跑了一个来回,已知他前一半时间每秒跑6 米,后一半时间每秒跑4 米。求他返回时用了多少秒。文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M
27、5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7
28、O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R
29、9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H
30、1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8
31、F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A
32、8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W1
33、0H1M5S25 3,甲、乙两地相距 205 千米,小王开汽车从甲地出发,计划5 小时到达乙地。他前一半时间每小时行36 千米,为了按时到达乙地,后一半时间必须每小时行多少千米?练习十六1,一辆汽车从甲城到乙城共行驶395 千米,用了 5 小时。途中一部分公路是高速公路,另一部分是普通公路。已知汽车在高速公路上每小时行 105 千米,在普通公路上每小时行55 千米。汽车在高速公路上行驶了多少千米?2,小明家离体育馆2300 米,有一天,他以每分钟100 米的速度去体育馆看球赛。出发几分钟后发现,如果以这样的速度走下去一定迟到,他马上改用每分钟180 米的速度跑步前进,途中共用15 分钟,准时到
34、达了体育馆。问:小明是在离体育馆多远的地方开始跑步的?3,老师和小英为班级剪五角星,教师每分钟剪10 个,剪了几分钟后小英接着剪,小英每分钟剪6 个,两人共用 8 分钟,共剪了 60 个。小英剪了多少个五角星?练习 十七1,乙、慢两车同时从甲、乙两地相对开出并往返行驶。快车每小时行80 千米,慢车每小时行45 千米。两车第二次相遇时,快车比慢车多行了 210 千米。求甲、乙两地间的路程。2,甲、乙两地相距 216 千米,客货两车同时从甲、乙两地相向而行。已知客车每小时行 58 千米,货车每小时行 50千米,到达对方出发点后立即返回。两车第二次相遇时,客车比货车多行多少千米?3,甲、乙两车同时从
35、相距160千米的两站相向开出,到达对方站后立即返回,经过4 小时两车在途中第二次相遇。相遇时甲车比乙车多行120千米。求两车的速度。练习十八1,甲、乙两地相距680 千米,快车从甲地向乙地开出,2 小时后,慢车从乙地与快车相向开出,并经过 5 小时与快车相遇。已知快车每小时比慢车多行 8 千米,求快车每小时行多少千米?2,师徒二人合做 264个零件,徒弟先做 4 小时后又和师傅合做了8 小时才完成了任务。已知徒弟每小时比师傅少做3 个,师傅每小时做多少个零件?3,小明家离学校 2300 米,哥哥从家中出发,5 分钟后弟弟从学校出发,二人相向而行。弟弟出发10 分钟后与哥哥相遇。如果哥哥每分钟比
36、弟弟多行 20 千米,他们每分钟各行多少千米?练习十九1,小强和小东同时从甲、乙两地出发,相向而行。小强每小时行15 千米,两人相遇后,小强再走2 小时到达乙地,小东再走45 千米到达文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编
37、码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6
38、 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5
39、ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文
40、档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4
41、L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M
42、5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S26 甲地。小东每小时行多少千米?2,甲、乙二车同时从A、B两地出发相向而行,甲车
43、每小时行45 千米。两车相遇后,乙车再行135 千米到 A地,甲车再行 2 小时到 B地。求乙车行全程共用了几小时?3,乙、慢两车同时从甲、乙两地相向而行,4 小时相遇。已知快车每小时行 65 千米,慢车每小时行 25 千米。求慢车行完全程共用了多少小时?练习二十1,某学生乘车上学,步行回家,途中共需1.5 小时。如果往返都坐车,途中只需 30 分钟;如果往返只步行,途中共需多少时间?2,一辆汽车把货物从城运往小区,往返共用15 小时。去时所用的时间是返回的 1.5 倍,去时比回来时每小时慢12 千米。这辆汽车往返共行了多少千米?3,南北两镇之间全是山路,某人上山每小时走2 千米,下山时每小时
44、走5 千米。从南镇到北镇要走38 小时,从北镇到南镇要走32 小时。两镇之间的路程是多少千米?从南镇到北镇的上山路和下山路各是多少千米?文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M
45、5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S
46、2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8
47、Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K
48、9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M
49、5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2文档编码:CS8F7O8Q4L6 HI9A8R9K9M5 ZT9W10H1M5S2
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