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Question
With the help of given statistical data, prepare a simple bar graph and answer the following questions:
| Life Expectancy - India | |
| Years | Life Expectancy |
| 1980 | 54 |
| 1990 | 58 |
| 2000 | 63 |
| 2010 | 67 |
| 2016 | 68 |
- In the year 1990, what is the average life expectancy?
- In which two decades, the average life expectancy is found to be similar increase?
- How much increase can be seen in the life expectancy from 1990 to 2016?
Solution
- In 1990, the average life expectancy is 58 years.
- The two decades are 1980-90 and 2000-10. In both the decades, the average life expectancy is found to be similar increase (4 years).
- The increase in life expectancy from 1990 to 2016 is 68-58 = 10 years.
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