Father has 240 oranges in a bag . His neighbor gets 25% of it , his niece gets 1/3 of the reminder and the rest were sold in bags of 5 for 15 . How much money did he earn from the oranges he sold ?​

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)