Factfulness: Ten Reasons We're Wrong About the World – and Why Things Are Better Than You Think (2 page)

C: 2 billion

6. The UN predicts that by 2100 the world population will have increased by another 4 billion people. What is the main reason?

A: There will be more children (age below 15)

B: There will be more adults (age 15 to 74)

C: There will be more very old people (age 75 and older)

7. How did the number of deaths per year from natural disasters change over the last hundred years?

A: More than doubled

B: Remained about the same

C: Decreased to less than half

8. There are roughly 7 billion people in the world today. Which map shows best where they live? (Each figure represents 1 billion people.)

9. How many of the world’s 1-year-old children today have been vaccinated against some disease?

A: 20 percent

B: 50 percent

C: 80 percent

10. Worldwide, 30-year-old men have spent 10 years in school, on average. How many years have women of the same age spent in school?

A: 9 years

B: 6 years

C: 3 years

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