200
For the following data describing a person's age and corresponding height, what is the rate of change? State it in terms of age and height.
Age (days): 60, 62, 64, 66, 68, 70
Height (centimeters): 208, 213, 218, 223, 228, 233
What is 5/2 or 2.5 cm per year. As age increases by one (or every year), the person's height increases by 2.5 cm.