rebound ratios

[saloh150]

okay so this is my first question. My teacher gives us online homework but I do not understand what it is asking by the rebound ratio. Anyone?

 

[stapel]

View attachment 4556
okay so this is my first question. My teacher gives us online homework but I do not understand what it is asking by the rebound ratio. Anyone?

They're just asking for the ratio of the successive terms.

How did you arrive at the two answers in the boxes? Please be complete. Thank you!