Suppose you have 20% of 20/100 or 1/5. Describe how you can solve the problem using 1/5 instead of 20%. Answer in 2 complete sentences

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.

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

For what value of (y) is 3^3/3^y =1/9