Liam had $250. Then, he and his classmates bought a present for their teacher, evenly splitting the $p cost among the 24 of them. How much money does Liam have left?
Write your answer as an expression.

What is the approximate circumference of the circle shown below?

What is the volume of the sphere shown below with a radius of 3?

James is playing his favorite game at the arcade. after playing the game 3 times, he has 8 tokens remaining. he initially had 20 tokens, and the game costs the same number of tokens each time. the number tt of tokens james has is a function of gg, the number of games he plays