Im not sure which answer this is, any help please?

What is an alternate exterior angle

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance