How much ice cream can a cone with a diameter of 2in and a height of 5in hold?

Estimate each quotient. show the compatible numbers you use. 0.02848 ÷ 0.00579

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)

With number 11 ( show how you got the answer)