Velocity - practice for 12 year olds - page 4 of 18
Number of problems found: 342
- Branisko 70954
The Branisko tunnel has a length of 4975m. How long will a car pass through the tunnel if the speed limit is 80km/h? - Lightning 69734
The sound travels at a speed of 1km in 3 seconds. If the thunder is heard 12 seconds after the lightning, what distance is the storm? - Increases 69454
The car weighs 1850 kg and increases its speed from 27 to 81 km/h. How much has its kinetic energy increased? - Kilometers 69264
Laura went for a new bike ride. In an hour, her father followed her on the same route at a speed of 60 km/h and overtook her in 1/2 hour. a) Find the length of Laura's route in kilometers before her father caught up with her. b) Determine in kilometers pe
- A train
A train can travel 1136 miles in 4 hours. What is the unit rate that this train is traveling per hour? Write in miles per hour. - Agreement 68094
Janka and Katka live in villages 16 km away. They agreed to meet precisely halfway. Jana was driving at a speed of 4 km/h. Katka came out 30 minutes later. At what speed must Katka drive to fulfill the agreement? - Average 67404
The stork moves to Africa for the winter for an average of 10 hours a day and flies around 650 km. At what average speed does the stork move? - Cyclist 66904
The athlete ran on a 10 km route at a speed of 5 m/s, 10 minutes after him. A cyclist drove at a speed of 30 km/h. Who will be at the finish first (A or B)? - Developed 64664
The cyclist in the 1st stage covered 70 km at a speed of 22.1 km/h. In the 2nd stage, he covered 40 km (a total of 110 km), and his average speed increased to 22.9 km/h. What an average speed he developed in the 2nd stage.
- Products 64374
The machine will produce 5,600 products in 7 hours. How many products will they make in 8 hours? - Travels 63514
The cyclist travels 10 km per hour, car 60 km. The cyclist went for 3 hours. How many minutes does the same journey take to a car? - Maximum 62834
The driver must not exceed the maximum allowed speed of 90km/h. Can he make the journey from Cheb to Teplice 145km in an hour and a half? - The cyclist - avg speed
The cyclist make a distance of 25 km at an average speed of 20 km/h. How long did the trip take him (in hours and minutes)? - Otrokovice 60903
From Strážnice, a motor boat left the Baťa canal at a speed of 12 km/h towards the anchorage near Otrokovice. Two hours later, a second boat followed her at a speed of 20 km/h. Both ships arrived in Otrokovice at the same time. How many kilometers is it f
- Kamal
Kamal walks to his school, which is at a distance of 3 km from his home, in 30 minutes. On reaching, he finds that the school is closed and comes back by bicycle with his friend and reaches home in 20 minutes. His average speed in km/h is - The temperature 20
The temperature is rising 4 degrees each hour and is currently 62 degrees. How many hours before the temperature are at least 80 degrees? - Tandem jump
During the tandem jump, the paratroopers dropped from a height of 1.7 km to a height of 1.5 km above the surface in 4 seconds. At what average speed did they move before the parachute opened? - Tractor
A car traveling at a speed of 70km/h is overtaken by a tractor traveling at 25km/h. The driver of the car needs a toilet and knows that it will take him 3 minutes. How many kilometers does the car have to cover, so the tractor does not overtake it? - Change per hour
On Sunday, the temperature was 63 degrees at 2 PM. The temperature was then 72 degrees at 5 PM. What is the rate of change per hour?
Do you have homework that you need help solving? Ask a question, and we will try to solve it.