50 points: Which of the following described does not have an inverse:

(A). A(t) = The altitude of an airplane as a function of time (t) between take-off and landing.
(B). None of these - They all have inverses.
(C). K(t) = The temperature in Kelvin as a function of the temperature (t) in Fahrenheit.
(D). V(m) = The volume of (m) kilograms of sand.
(E). A(d) = Your age as a function of the date (d).

The expression 20l+25g-10 calculates the number of dollars that the abc lawn company. how many dollars does the company make from raking 444 gardens and mowing 333 lawns

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below: