there are approximately 314 million people in the U.S. if the world population is 7.1 billion people, what percent of the world population is in the U.S.?

Question

just need to know how to set up this question, it has been a while since iv done story problems like this.. HELP! 

Answer 1

Probability of an event as a percentage equals choice divided by total times 100.

(314,000,000 / 7,100,000,000) 100.

The percentage that is American is 4.4%.