Motion problems - examples
Drivers of passenger cars have calculated that at a speed of 60 km/h arrives at destination within 40 minutes. After 20 km refrain five minutes due a technical failure. How fast must go the rest of the way to the finish came at the scheduled time?
If the current way to school was 2 km shorter then if Milan swipe one half he will have already one quarter of the way to school behind. How long is Milan's way to school?
Cyclist goes on a trip. First, drove 3 hours average speed 42 kilometers per hour, then slowed down and another 2 hours driving a speed 39 kilometers per hour. How many total kilometers cycling?
Hiker went half of trip the first day, the third of trip the second day and remaines 13 km. How long trip he planned?
- Two cars
Two cars started against each other at the same time to journey long 225 km. First car went 35 km/h and second 48 km/h. What distance will be between this cars 20 minutes before meet?
- Dog II
Journey from a rangers' home to the town is 12 km. Mr. ranger started from his home and went 6 km per hour. His women came from the town and also went 6 km per hour. With ranger started dog and runs in 11 km in 1 hour. The dog went to ranger's women then
- Bus vs. train
Bus started from point A 15 minutes before the train started from the same place. The bus went an average speed of 49 km/h, train 66 km/h. To point B train and bus arrived simultaneously. Calculate time of train journey, if train and bus travelled the.
Five mates traveled and the journey they lasted 195 minutes. How long would travel only one of them?
- Motion problem
From Bratislavy to Martina go car at speed 83 km/h. From Martina to Bratislavy go another car at speed 62 km/h. How many minutes before the meeting will be cars 21 km away?
Cyclist goes uphill 1 km for 6.3 minutes and downhill minutes for 2.1 minutes, both applied to the pedals same force. How long he pass 1 km by plane?
Pedestrian came started at 7h in the morning with speed 3.6 km/h. At half-past eleven cyclist started at 27 km/h same way. How many minutes take cyclist to catch up pedestrian?
Car is going 89 km per hour. How long distance goes in 1 minute?
- Train and car
The train and the car started at a constant speed to journey. When the train travels 78 km, the car travels 64 km. How many km travels the train when the car travels 78 km?
- Hurry - rush
At an average speed 10 km/h I will come from the school to the bus stop for 29 minutes. How fast I need to go if I need to get to the bus stop in 21 minutes?
The boys from scout group traveled 3 days distance 105 km. Every day walked 1.3 km less than the previous day. How many kilometers scouts walked in the first day?
- Car range
Calculate the maximum range of car, if you can spend 25 euros, price of diesel is 1.55 Eur/l and car consumption is 6.4 l/100 km.
From the crossing of two perpendicular roads started two cyclists (each at different road). One runs at average speed 18 km/h, the second at average speed 24 km/h. Determine the distance between them after 30 minutes cycling.
Vojta left the house at three o'clockat 4 km/h. After half hour later went from the same place Filip by bicycle at speed 25 km/h. How long take Tilip to catch up Vojta and how far from the house?
Sisters Hanka and Vera goes mostly tograndmother by bicycle. Journey took Hanka 30 minutes and Vera 20 minutes. How long will Vera catch up with Hanka when started from home five minutes later than Hanka?
What is the average speed of the car, where half of the distance covered passed at speed 59 km/h and the other half at 119 km/h.