Four grade levels need equal time for indoor recess, and the gym is available for three hours. How many hours of recess will each grade level receive? Draw a picture to support your answer. How many minutes? If the gym can accommodate two grade levels at once, how many hours of recess will each grade level receive?

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Aline passes through 3,7 and 6,9 what equation represents the line

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 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)