Mariana signed up for a streaming music service that costs $7 per month. The service allows Mariana to listen to unlimited music, but if she wants to download songs for offline listening, the service charges $1.25 per song. How much total money would Mariana have to pay in a month in which she downloaded 40 songs? How much would she have to pay if she downloaded s songs?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer