The student council is going on a field trip there are 5 officer’s,5 sixth graders representatives,8 seventh grade representatives, and 12 eighth grade representatives two faculty advisors,3 parent volunteer and 1 principal are joining the students on the trip. Determine the number of students per adult going on the field trip

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

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)