There are 18 rows of seats in the auditorium. there are 24 seats in each row. how many seats are in the auditorium?

What is the pattern in the values as the exponents increase?

Find the value of the cosine for angle a

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?