Amodel of a famous statue is 2 and one half inches tall. the actual statue is 6 and one fourth feet tall. what is the ratio of the height of the model to the height of the actual statue in simplest form?

What is the average rate of change for this function for the interval from x=2 to x=4 ?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41

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)