The numbers 1 - 30 are written down on pieces of paper and placed in a hat for students to to randomly select.

Which table represents a linear function? i'll give brainliest to first answer ^'^

Can someone me with these two circle theorem questions asap?

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?