Rock musician Donny West is paid 15% on his tour video online sales. Last year fans downloaded his songs 991,000 times. The songs are downloaded for $1.09. How much did Donny make off of his song sales?

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 frequency of the sinusoidal graph?

Which expression converts 45 degree to radians