Asked by Angie

Approximately what percentage of the estimated age of Earth does the Cenozoic Era represent and how do you
know? look at pg. 9 in Earth Science Reference Tables?

a. 1.4%
b. 5.0%
c. 11.9%
d. 65.0%
Answered by Ms. Sue
We don't have page 9 in the Earth Science Reference Tables.

Why did you post this question here?
Answered by Anonymous
a. 1.4 percent