To rent a building for a school dance, ava paid $120 plus $2.50 for each student who
attended. if she paid a total of $325, how many students attended the dance?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?

The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2