The highway between a and B is 360 kilometers long. A car drives from a to B, and it is 105 kilometers away from B after 3 hours. How many kilometers does the car travel per hour?
360-105 = 255 (km) & nbsp; & nbsp; 255 △ 3 = 85 (km) a: this car travels 85 km per hour on average
The highway between a and B is 320 kilometers long. A car drives from a to B for 38 kilometers. How far is it from the midpoint?
320 × (12-38), = 320 × 18, = 40 km; a: it's 40 km from the midpoint
RELATED INFORMATIONS
- 1. The distance between a and B is 450 km. A car drives 360 km from a to B in 4 hours. How many more hours can the car reach B according to this speed?
- 2. A car has to travel 360 kilometers from place a to place B. it starts to travel at the original planned speed of 45 kilometers per hour. On the way, it has to be repaired for 2 hours due to the car failure. Because it is necessary to arrive at place B on time, it has to travel 30 kilometers per hour after the car is repaired. Q: how far is the car from place a repaired? How to solve the equation
- 3. A car traveled 100 kilometers in the first two hours from place a to place B. according to this calculation, it took three hours from place a to place B. how far is it between Party A and Party B Help from experts
- 4. Uncle Wang traveled 100 kilometers two hours before he drove from a to B. It took three hours from a to B. how far is the distance between a and B?
- 5. Passenger cars travel 20% of the whole journey per hour from place a to place B, and freight cars travel 120 km per minute from place B to place A. if two cars leave from both places at the same time and meet each other in three hours, how many kilometers are there between them?
- 6. Uncle Wang drives a car from place a to place B. he travels 100 kilometers in the first two hours. At this speed, he can reach place B in another three hours. How far is it from place a to place B
- 7. Uncle Wang drove from place a to place B, traveling 70 kilometers per hour for 6 hours. 1. How far is it from place a to place B? 2 Uncle Wang drove from a to B, traveling 70 kilometers per hour for 6 hours How far is it from place a to place B? 2. Due to the task, the speed of returning was accelerated. It took only 4 hours to return to Jiadi. What was the speed of returning?
- 8. From a to B, the speed of the car is 60km / h on uphill and 90km / h on downhill It takes 1 hour to go up and down the slope, and 13 / 12 hours to go back. How many kilometers are the uphill road and the downhill road?,
- 9. A car from a to B, 45 km per hour, 6 / 5 hours to arrive. If the speed is increased by 20%, then it can arrive in a few hours
- 10. If the speed of a car from Hangzhou to Shaoxing is 60km / h in the first half and 40km / h in the second half, the average speed of the whole journey is ()
- 11. A car can travel 360 kilometers in 5 hours. In this way, how many kilometers is the distance between a and B after driving 8 hours from a to B?
- 12. The distance between a and B is 520km. A car travels 160km in 4 hours from a to B. according to this calculation, the whole journey takes several hours (proportional solution)
- 13. How many hours does it take for a car to travel 120 km in 2 hours? How many hours can it take if the speed is increased by 20%?
- 14. From place a to place B, Xiaohua first rides a bicycle to complete half of the whole journey. The speed is 12 kilometers per hour, and the rest walks, 4 kilometers per hour. The average speed of the whole journey is 12 kilometers per hour
- 15. Someone rides a bicycle from place a to place B. in the first 20 minutes, he finishes one fifth of the whole journey. Then he speeds up, 60 meters more per minute and 15 meters more than before It's 1.8 kilometers away from B. how many kilometers are there between a and B?
- 16. Someone rides a bicycle from place a to place B. in the first 20 minutes, he completes 25 minutes of the whole journey. Then he speeds up and walks 60 meters more per minute than before. After another 15 minutes, he is still 1.8 kilometers away from place B. how many kilometers are there between place a and place B?
- 17. A passenger car and a freight car leave from ab at the same time. The speed of the freight car is 5 / 6 of that of the passenger car. After 1 / 5 of the freight car, it runs 56 kilometers. How many kilometers are there between AB and the passenger car?
- 18. If train a is 225 meters long, 25 meters per second, and train B is 20 meters per second, and the time for the two trains to miss is 9 seconds, how long is train B?
- 19. The length of train a and train B are 144m and 180m, and train a runs 4m more per second than train B. the two trains are facing each other, and it takes 9s from meeting to staggering. What's the speed of the two trains?
- 20. The length of train a and train B are 144m and 180m respectively. Train a runs 4m more per second than train B. the two trains run in opposite directions, and it takes 9 seconds for the heavy phase to stagger completely, It's better to use the equation. It's urgent. It should be used before 20 o'clock on November 28,