A question on a test asks students to find the speed at which a car travel. The graph shows a proportional relationship between the distance traveled in miles and time in hours. Billy incorrectly say that the speed of the car is 1/68 mile What is the speed of the car? What error might have made?

Which of those sequences is a geometric sequence

Teams of 4 are competing in a 1/4 mile relay race. each runner must run the same exact distance. what is the distance each teammate runs?

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)