In 2007, the population of North America was approximately 5.15 x 108 people and the population of South America was approximately 3.04 x 108 people.
What is the combined population of North and South America for this year?
A) 8.19 x 1016 people
B) 8.19 x 109 people
C) 8.19 x 108 people
D) 8.19 x 1064 people
The combined population of North and South America for 2007 can be simply calculated by adding the population of North America in that year to the population of South America in the same year.
The calculation is as follows: combined population = (5.15*10^8) + (3.04*10^8) = 8.19*10^8 people