Answered

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Question 4
What is the life expectancy of the world today?

A. 50 years
B. 60 years
C. 70 years

Question 5
There are 2 billion children in the world today, aged 0 to 15 years old. How many children will there be in the year 2100, according to the United Nations?

Sagot :

GinnyAnswer
### Question 4:
What is the life expectancy of the world today?
- 50 Years
- 60 Years
- 70 Years
- D

To answer this question, we need to determine the current global life expectancy. Based on reliable data, the life expectancy of the world today is 70 Years.

Therefore, the correct answer is:
- 70 Years

### Question 5:
There are 2 billion children in the world today, aged 0 to 15 years old. How many children will there be in the year 2100, according to the United Nations?

To find the expected number of children in the world in 2100, consulting projections and studies from authoritative sources like the United Nations is crucial. According to the United Nations, the number of children (aged 0 to 15 years old) in the world by the year 2100 is expected to be 2 billion.

Thus, the answer is:
- 2 billion

By following authoritative sources and data, we arrive at these answers with confidence in their accuracy.
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