It takes a car 1.75 h to go from mike marker 10 to mile marker 115. what is the average speed of the car? a) 65 mph b) 60 mph c) 1.6 mph d) 183 mph

15/16 as a decimal rounded to the nearest hundredth

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)

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'