Question

Select the correct answer. (PLATO)

A cross-section of a tree trunk shows 20 dark-colored rings and 20 light-colored rings. What is the likely age of this tree?

A. 20
B. 40
C. 10

Answer 1

B because 20 + 20=40. you add the light colored rings and the dark colored rings

Answer 2

A.20 because the dark ring and the light ring make one year