一艘敌舰在离我海防哨所6千米处，以每分钟400米的速度逃走，我快艇立即

一艘敌舰在离我海防哨所6千米处，以每分钟400米的速度逃走，我快艇立即从哨所出发，10分钟后追上敌舰。我快艇的速度是多少？<br>甲、乙两车同地出发去同一目的地，甲车速度40千米每小时，乙车速度35千米每小时，出发前甲车去加油，乙车开出20公里后甲车才出发，问多久后能追上乙车？<br>两匹马赛跑，黄色马的速度是6米每秒，棕色马的速度是7米每秒，如果让黄马先跑一段，棕色马再开始跑，5秒后就可以追上黄马，黄马先跑了多远？<br>哥哥弟弟从家去学校，中途要经过公园，家离公园480米，哥哥出发时，弟弟已经到了公园。弟弟速度1米每秒，哥哥骑车速度3米每秒。问：哥哥多久后能追上弟弟。<br>在600米的环形跑到上，甲乙二人同时从起跑线出发，甲每秒跑6米，乙每秒跑8米，他们同向而跑。问甲乙二人出发后多久第一次相遇？<br>一条环形跑到长400米，甲骑自行车速度300米每分钟。乙跑步，速度是250米每分钟，两人同时同地同向出发，经过多久两人相遇？<br>一支队伍长350米，以2米每秒的速度前进，一个人以3米每秒的速度从队尾赶到队头，要用多久？<br>一列客车通过860米长的大桥需要45秒，用同样的速度穿过610米的隧道需要35秒。求这列客车行驶的速度。<br>一列客车通过860米长的大桥需要45秒，用同样的速度穿过610米的隧道需要35秒。求这列客车车身的长度。<br>一辆执勤的警车停在公路旁，当警员发现从他身边以8米每秒的速度匀速行驶的货车有违章行为时，此违章车辆已经距警车400米。决定前去追赶，警车以12米每秒的速度匀速去追。问：警车多久后能追上违章车辆？<br>一辆执勤的警车停在公路旁，当警员发现从他身边以8米每秒的速度匀速行驶的货车有违章行为时，此违章车辆已经距警车400米。决定前去追赶，警车以12米每秒的速度匀速去追。问：警车追上货车时，距离追赶地多远？<br>小明开车用70千米每小时的速度追赶前面相距10千米的小军，小明追赶了210千米恰好追赶上小军，求小军的速度。<br>鱼雷快艇以90千米每小时的速度追赶它前面60千米处沿同方向做匀速直线运动的船,快艇追了270千米才追上船,则船的速度是多少?<br>甲乙两人分别从A村和B村同时向东而行，甲骑车速度是14千米每小时，乙步行速度是5千米每小时，2小时后甲追上乙，求A、B两村的距离。<br>甲乙二人分别从相距48千米的两地同时向西而行，甲的速度是36千米每小时，乙的速度是20千米每小时，多久后甲追上乙？<br>甲、乙两架飞机同时从一个机场起飞，向同一方向飞行，乙起飞时甲已飞出300千米，甲的飞行速度是300千米每小时，乙2小时后追上甲飞机，求乙的飞行速度。<br>两辆汽车从A地到B地，第一辆汽车速度54千米每小时，第二辆汽车速度63千米每小时，第一辆汽车先行一会后，第二辆汽车才出发，12小时后追上第一辆汽车，问第二辆汽车出发时相距第一辆汽车多远？<br>骑车人与行人在同一街同方向前进，行人在骑车人前面450米处，行人速度60米每分钟，两人同时出发，3分钟后骑车人追上行人，骑车人的速度是多少？<br>甲、乙两人相距150米，甲在前，乙在后，甲的速度是60米每分钟，乙的速度是75米每分钟，甲乙两人同时向南出发，多久后乙追上甲？<br>公共汽车从车站开出以4m/s的速度匀速沿平直公路行驶，一辆摩托车在公共汽车后60米，以12m/s的速度匀速追赶公交车。试问：摩托车出发后，经多少时间赶上汽车？<br>公共汽车从车站开出以4m/s的速度匀速沿平直公路行驶，一辆摩托车在公共汽车后60米，以12m/s的速度匀速追赶公交车。试问：摩托车追赶上公交车时行驶了多远？<br>甲、乙二人跑步，甲的速度是8米每秒，乙的速度是10米每秒，甲先跑100米，然后乙开始追甲，经过多长时间乙能追上甲？<br>甲、乙两人分别从相距24千米的两地同时向东行驶，甲骑自行车每小时行13千米，乙步行每小时走5千米，几小时后甲可以追上乙？<br>甲、乙两人分别从相距36千米的A、B两城同向而行，乙在甲的前面，甲每小时行15千米，乙每小时行6千米，几小时后甲可以追上乙？<br>甲、乙两人相距150米，甲在前，乙在后，甲每分钟走60米，乙每分钟走75米，两人同时向南出发，几分钟后乙追上甲？ <br>甲乙两辆列车同时从相距150千米的A、B两城向C城驶出，甲车每小时行60千米，乙车每小时行45千米，乙车在前，甲车在后，几小时后，甲车才能追上乙车？

一艘敌舰在离我海防哨所6千米处，以每分钟400米的速度逃走，我快艇立即从哨所出发，10分钟后追上敌舰。 我快艇的速度是多少？<br>甲、乙两车同地出发去同一目的地，甲车速度40千米每小时，乙车速度35千米每小时，出发前甲车去加油，乙车开出20公里后甲车才出发，问多久后能追上乙车？<br>两匹马赛跑，黄色马的速度是6米每秒，棕色马的速度是7米每秒，如果让黄马先跑一段，棕色马再开始跑，5秒后就可以追上黄马，黄马先跑了多远？<br>哥哥弟弟从家去学校，中途要经过公园，家离公园480米，哥哥出发时，弟弟已经到了公园。 弟弟速度1米每秒，哥哥骑车速度3米每秒。 问：哥哥多久后能追上弟弟。<br>在600米的环形跑到上，甲乙二人同时从起跑线出发，甲每秒跑6米，乙每秒跑8米，他们同向而跑。 问甲乙二人出发后多久第一次相遇？<br>一条环形跑到长400米，甲骑自行车速度300米每分钟。 乙跑步，速度是250米每分钟，两人同时同地同向出发，经过多久两人相遇？<br>一支队伍长350米，以2米每秒的速度前进，一个人以3米每秒的速度从队尾赶到队头，要用多久？<br>一列客车通过860米长的大桥需要45秒，用同样的速度穿过610米的隧道需要35秒。 求这列客车行驶的速度。<br>一列客车通过860米长的大桥需要45秒，用同样的速度穿过610米的隧道需要35秒。 求这列客车车身的长度。<br>一辆执勤的警车停在公路旁，当警员发现从他身边以8米每秒的速度匀速行驶的货车有违章行为时，此违章车辆已经距警车400米。 决定前去追赶，警车以12米每秒的速度匀速去追。 问：警车多久后能追上违章车辆？<br>一辆执勤的警车停在公路旁，当警员发现从他身边以8米每秒的速度匀速行驶的货车有违章行为时，此违章车辆已经距警车400米。 决定前去追赶，警车以12米每秒的速度匀速去追。 问：警车追上货车时，距离追赶地多远？<br>小明开车用70千米每小时的速度追赶前面相距10千米的小军，小明追赶了210千米恰好追赶上小军，求小军的速度。<br>鱼雷快艇以90千米每小时的速度追赶它前面60千米处沿同方向做匀速直线运动的船,快艇追了270千米才追上船,则船的速度是多少?<br>甲乙两人分别从A村和B村同时向东而行，甲骑车速度是14千米每小时，乙步行速度是5千米每小时，2小时后甲追上乙，求A、B两村的距离。<br>甲乙二人分别从相距48千米的两地同时向西而行，甲的速度是36千米每小时，乙的速度是20千米每小时，多久后甲追上乙？<br>甲、乙两架飞机同时从一个机场起飞，向同一方向飞行，乙起飞时甲已飞出300千米，甲的飞行速度是300千米每小时，乙2小时后追上甲飞机，求乙的飞行速度。<br>两辆汽车从A地到B地，第一辆汽车速度54千米每小时，第二辆汽车速度63千米每小时，第一辆汽车先行一会后，第二辆汽车才出发，12小时后追上第一辆汽车，问第二辆汽车出发时相距第一辆汽车多远？<br>骑车人与行人在同一街同方向前进，行人在骑车人前面450米处，行人速度60米每分钟，两人同时出发，3分钟后骑车人追上行人，骑车人的速度是多少？<br>甲、乙两人相距150米，甲在前，乙在后，甲的速度是60米每分钟，乙的速度是75米每分钟，甲乙两人同时向南出发，多久后乙追上甲？<br>公共汽车从车站开出以4m/s的速度匀速沿平直公路行驶，一辆摩托车在公共汽车后60米，以12m/s的速度匀速追赶公交车。 试问：摩托车出发后，经多少时间赶上汽车？<br>公共汽车从车站开出以4m/s的速度匀速沿平直公路行驶，一辆摩托车在公共汽车后60米，以12m/s的速度匀速追赶公交车。 试问：摩托车追赶上公交车时行驶了多远？<br>甲、乙二人跑步，甲的速度是8米每秒，乙的速度是10米每秒，甲先跑100米，然后乙开始追甲，经过多长时间乙能追上甲？<br>甲、乙两人分别从相距24千米的两地同时向东行驶，甲骑自行车每小时行13千米，乙步行每小时走5千米，几小时后甲可以追上乙？<br>甲、乙两人分别从相距36千米的A、B两城同向而行，乙在甲的前面，甲每小时行15千米，乙每小时行6千米，几小时后甲可以追上乙？<br>甲、乙两人相距150米，甲在前，乙在后，甲每分钟走60米，乙每分钟走75米，两人同时向南出发，几分钟后乙追上甲？ <br>甲乙两辆列车同时从相距150千米的A、B两城向C城驶出，甲车每小时行60千米，乙车每小时行45千米，乙车在前，甲车在后，几小时后，甲车才能追上乙车？

Get on board and get out of my post at a speed of 400 meters. Run away from the enemy's post for 10 minutes. What's the speed of my speedboat?<br>Car a and car B set out from the same place to the same destination. The speed of car a is 40 km / h and that of car B is 35 km / h. before departure, car a goes to refuel. After 20 km of car B, car a starts. How long can we catch up with car B?<br>When two Marseilles are running, the speed of the yellow horse is 6 meters per second, and the speed of the brown horse is 7 meters per second. If the yellow horse is allowed to run a section first and the brown horse starts running again, it can catch up with the yellow horse in 5 seconds. How far has the yellow horse run first?<br>Brother and brother from home to school, midway through the park, home 480 meters from the park, brother set out, the younger brother has arrived at the park. My brother's speed is 1 meter per second, and my brother's cycling speed is 3 meters per second. Q: how long will my brother catch up with him.<br>In the 600 meter circular run, two people start from the starting line at the same time, a runs 6 meters per second, B runs 8 meters per second, they run in the same direction. How long did they meet for the first time?<br>A circular run is 400 meters long, and a bicycle speed is 300 meters per minute. B runs at a speed of 250 meters per minute. Two people start in the same direction at the same time. How long do they meet?<br>How long does it take for a team of 350 meters long to advance at a speed of 2 meters per second, and for a person to reach the head of the team at a speed of 3 meters per second?<br>It takes 45 seconds for a bus to cross a 860 meter long bridge and 35 seconds to cross a 610 meter tunnel at the same speed. Find the speed of the bus.<br>It takes 45 seconds for a bus to cross a 860 meter long bridge and 35 seconds to cross a 610 meter tunnel at the same speed. Find the length of the bus body.<br>A police car on duty stopped by the side of the road. When the police found that the truck driving at a constant speed of 8 meters per second from his side had violated the regulations, the illegal vehicle was 400 meters away from the police car. Decided to go ahead to catch up with the police car at a constant speed of 12 meters per second. Q: how long will it take for police cars to catch up with illegal vehicles?<br>A police car on duty stopped by the side of the road. When the police found that the truck driving at a constant speed of 8 meters per second from his side had violated the regulations, the illegal vehicle was 400 meters away from the police car. Decided to go ahead to catch up with the police car at a constant speed of 12 meters per second. Q: when the police car overtakes the truck, how far is it from the chase?<br>Xiao Ming drove at a speed of 70 km / h to catch up with the Xiaojun 10 km away in front of him. Xiao Ming caught up with Xiaojun by 210 km, and asked for the speed of Xiaojun.<br>The torpedo speedboat chased the boat 60 kilometers in front of it at a speed of 90 kilometers per hour, which made a uniform straight-line motion in the same direction, and the speed boat caught up with the ship after 270 kilometers. What is the speed of the ship?<br>A and B travel eastward from village a and village B at the same time. A's cycling speed is 14 km / h and B's walking speed is 5 km / h. 2 hours later, a overtakes B to find the distance between village a and village B.<br>The speed of a and B is 36 km / h and 20 km / h respectively. How long does it take for a to catch up with B?<br>Two planes a and B took off from the same airport at the same time and flew in the same direction. When B took off, a had already flown 300 kilometers, and a's flying speed was 300 kilometers per hour. After 2 hours, B caught up with plane a and calculated the flight speed of B.<br>Two cars from a to B, the first car speed of 54 km / h, the second car speed of 63 km / h, the first car went ahead for a while, the second car started, 12 hours later, caught up with the first car, asked the second car how far away from the first car?<br>At the same time, the speed of cyclists is 450 meters in front of pedestrians, at the same time, the speed of cyclists in the same direction as pedestrians is 450 meters?<br>A and B are 150 meters apart. A is in the front and B is in the back. The speed of a is 60 meters per minute and that of B is 75 meters per minute. Both of them set out south at the same time. How long does it take for B to catch up with a?<br>The bus leaves the station at a constant speed of 4m / s along the straight road. A motorcycle, 60m behind the bus, catches up with the bus at a speed of 12m / s. How long does it take for the motorcycle to catch up with the bus after it sets off?<br>The bus leaves the station at a constant speed of 4m / s along the straight road. A motorcycle, 60m behind the bus, catches up with the bus at a speed of 12m / s. How far did the motorcycle catch up with the bus?<br>A and B run, a speed is 8 meters per second, B speed is 10 meters per second, a first run 100 meters, and then B began to chase a, after how long can b catch up with a?<br>A and B travel from two places 24 kilometers apart to the east at the same time. A rides a bicycle at 13 kilometers an hour and B walks 5 kilometers an hour. After a few hours, a can catch up with B?<br>A and B travel in the same direction from city a and city B 36 kilometers apart. B is in front of A. A travels 15 kilometers an hour and B 6 kilometers an hour. After a few hours, a can catch up with B?<br>A and B are 150 meters apart. A is in the front and B is in the back. A walks 60 meters per minute and B 75 meters per minute. They start south at the same time. A few minutes later, B catches up with a?<br>Two trains a and B drive out from city a and city B 150 km apart to City C at the same time. Train a runs 60 km / h and car B runs 45 km / h. train B is in the front and car a is in the back. Only a few hours later can car a catch up with car B?<br>