Find a parameterization of the portion of the cylinder (x minus 9 )squared plus z squared equals 36 between the planes y equals 3 and y equals 5.

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

100 points, hi, i’m not sure how to get the equation from the graph and table.

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?