In order to be invited to tutoring or extension activities, a student's performance must be at least 20 points higher or lower than an average score. if the average score is 105, which inequality represents p, the scores for students who are eligible for tutoring or extension activities?

a. 85 < p < 125
b. 85 ≤ p ≤ 125
c. p < 85 or p > 125
d. p ≤ 85 or p ≥ 125

Jim makes $10.35 per hour. write an equation that jim can use to calculate his pay.

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)

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1