The world has 7.323 billion people living on it (as of 20 June 2015, source Worldometer).
The World as a Village of 100
If the world was a village of 100 people, 48 live on less than $2 a day. 21 are overweight and 16 are hungry. 12 speak Chinese, 5 spanish and 5 english. 49 live in the countryside and 51 in the village. 26 are under 14, and 8 are over 65.
Check out the infographic below for a wonderful representation of the world as a village of 100 people.
What do you think? Does it match with your assumptions about who we are sharing the planet with?