At a high school, the probability that a student is a senior is 0.25. The probability that a student plays a sport is 0.20, The probability that a student
IS a senior and plays a sport is 0.08,
What is the probability that a randomly selected student plays a sport, given
that the student is a senior?
A. 0.17
B. 0.08
C. 0.32
D. 0.25

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)