22 Practice Problems

# 22 Practice Problems - A traveler covers a distance of 460...

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A traveler covers a distance of 460 miles in a time of 8 hours. What is the average speed for this trip? (in Miles/hour) 1. A walker covers a distance of 1.8 km in a time of 30 minutes. What is the average speed of the walker for this distance in km/hr? 2. A driver drives for 2.5 hours at an average speed of 54 MPH. What distance does she travel in this time? 3. A woman walks a distance of 240 meters with an average speed of 1.2 m/s. What time was required to walk this distance? 4. Starting from rest and moving in a straight line, a runner achieves a velocity of 7 m/s in a time of 2 s. What is the average acceleration of the runner? 5. Starting from rest, a car accelerates at a rate of 4.2 m/s 2 . What is its velocity at the end of this time? 6. The velocity of a car decreases from 30 m/s to 18 m/s in a time of 4 seconds. What is the average acceleration of the car in this process? 7. A car traveling with an initial velocity of 12 m/s accelerates at a constant rate of 2.5 m/s 2 for a time of 2 seconds. 1.

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22 Practice Problems - A traveler covers a distance of 460...

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