Dan cycles to school at a rate of 8 mph and walks home after school at a rate of 3 mph. It takes him 40 minutes more to walk home than to cycle to school. How far is Dan's school from his home?

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2

Which of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?