Ago kart's top speed is 607,200 feet per hour. what is thr speed in miles per hour?

(40 points) i need some . an answer definition is appreciated as well.

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?