What is the value of a3 in the sequence?
5, 10, 20, 40, 80...

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 is the equivalent fraction for the following fraction using 5 as the multiplier? 1/2

Which is the best estimate of the product of 0.9 x 0.88? 0 0.25 0.5 1