What unit of measurement would be appropriate for the volume of sphere with a radius of 2 meters

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

What is the distance between point a and b