This table shows the distance traveled by a car and the car’s average speed on different days. A 3-column table with 5 rows. Column 1 is labeled Day with entries 3, 4, 5, 6, 7. Column 2 is labeled Average Speed (miles per hour) with entries 55, 58, 63, 65, 68. Column 3 is labeled Distance (miles) with entries 495, 660, 825, 990, 1,155.

Given that the days are the input, which output has a constant rate of change?

✔ distance
What is the constant rate of change?

✔ 165
Which relationship represents a linear function?