To find an average, add all the terms together and then divide them by the number of terms.
7.1 + 9.8 + 2.3 +8.5 + 7.4 + 5.7 = 40.8
40.8/6 = 6.8.
so yes, the answer is b.
Answer:
A
Explanation:
Stretching of the atrium and ventricle muscles
The theory of common descent states that all living organisms are descendants of a single ancestor. Phylogenetic trees and cladograms are often used to hypothesize the evolution of various organisms and shared common descent.
Hope that helped you:)
