Last year, Eric grew 48 tomatoes in his garden. This year, he grew 7/8 of that number of tomatoes in his garden. Which statement is true? A. Eric grew 7 times the number of tomatoes this year that he grew last year
B. Eric grew slightly fewer tomatoes this year than he did last year
C. Eric grew 8 times the number of tomatoes this year that he grew last year
D. Eric grew half as many tomatoes this year as he grew last year

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)