If i've had if i have $450,000 how much more do i need to make a million

Plzzz asapppppp what is the inverse of f if f(x)=^3 sqrt x-5

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.