Aschool orchestra has 60 members. 20% of
members are percussionists, how many
orchestra members are percussion?

Fred has a total of 62 dvd and cd. if the number of cd is three more than two times the number of dvd, how many cd does he have?

Determine the number of girls in a math class with 87 boys if there are 25 girls for every 75 boys

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?