Yuri descended 450 feet down a mountain. Her elevation changed at a

steady rate over 3 hours. What was her

change in elevation per hour?

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

Factor the expression using gcf 9b+45

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?