Title: Average Rate of Change PreVideo Questions
Course: Calculus Videos Project Modules

Q: The graph below represents the distance-time relationship for Kevin and Carrie as they cycled on a road from mile marker 225 to mile marker 230. Compare Kevin and Carrie's average speeds from 0 to 17 minutes after they passed mile marker 225.
[Image: image]
- Kevin's average speed was greater than Carrie's. (Incorrect)
- Carrie's average speed was greater than Kevin's. (Incorrect)
- Kevin and Carrie's average speeds were the same. (Correct)
- It is not possible to tell from the graph. (Incorrect)
- Kevin's average speed was both greater and less than Carrie's speed. (Incorrect)
A: Kevin and Carrie's average speeds were the same.

Q: An object is moving forward along a straight line. The distance the object travels (in meters) from its starting position t seconds after it starts moving is given by [Image: equation]. Determine the average velocity of the object over the interval from [Image: equation] to [Image: equation].
- 9 m/s (Incorrect)
- [Image] m/s (Incorrect)
- [Image] m/s (Incorrect)
- [Image] m/s (Incorrect)
- [Image] m/s (Incorrect)
- [Image] m/s (Incorrect)
- [Image] m/s (Correct)
- 0 m/s (Incorrect)
A: [Image] m/s