A bucket contains 4 red marbles, 10 blue marbles, 7 yellow marbles, and 5 green marbles. The probabiity of getting a red followed by a green without replacement is ?
Give answer as a reduced fraction

Sorry guys but as you have a small brain

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

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.