Clare is painting some doors that are all the same size .She used 2 liters of paint to cover 1 3/5 doors . How many liters of paint are needed .​

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Of four points are collinear, they are also coplanar

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.