An organizer wants to seat 600 students for a presentation on good health. He decides on the number of rows to be used and realizes that the number of chairs per row will be ten less than twice the number of rows. How many rows and how many chairs per row will he be using?

Given tan∅=4/3 and π< ∅< (3π)/2; find cos2∅ a. -24/25 b. 24/25 c. -24/7 d. -7/25

Need ! 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?

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq