#2 pls help I don’t know how to do math

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.

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Select the number of ways in which a line and a circle can intersect