Which equation can be used to find the volume of the cylinder?
EOS
r = 6 cm
h = 8 cm
V = (6)?(8)
V = {12) (8)
V = *(8) (6)
V = $(8) (8)

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?

Can someone me and plz do the problem

How can you tell when x and y are not directly proportional?