Question

To find out how fast a tree grows, you can measure its trunk. A giant red oak's diameter was 248 inches in 1965. The tree's diameter had grown to 251 inches in 2005. Find the average rate of change in the diameter of the tree per year.

CLEAR CHECK

1313 inches per year


-0.075 inch per year


0.075 inch per year


3 inches per year

Answer 1

Your answer is C. or 0.075 inches per year.

Explanation:

251-248 = 3 ( To figure out how much it grew )

2005 -1965 = 40 ( To figure out how long it took )

3/40 = 0.075

Answer 2

I think it's 0.075 inch per year