Which expression is equivalent to n . 56

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.

Asphere has a diameter of 10 in. what is the volume of the sphere?

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?