Answer:
4.6%
Explanation:
As of mid-2016, the world's population was 7.4 billion people
The population of country A was 344 million
Therefore the petcentage of the world's population that was country A population in mid-2016 can be calculated as follows
= 344,000,000/7,400,000,000 × 100
= 0.04648 × 100
= 4.6%
Hence the percentage of the world's population that was country A population in mid 2016 is 4.6%