I need help with this test please help me

Which point lies on a circle with a radius of 5 units and center at p(6, 1)?

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Ian is in training for a national hot dog eating contest on the 4th of july. on his first day of training, he eats 4 hot dogs. each day, he plans to eat 110% of the number of hot dogs he ate the previous day. write an explicit formula that could be used to find the number of hot dogs ian will eat on any particular day.