Observe the figure carefully and answer the following questions given

1.	Observe the figure carefully and answer the following questions given below.1. What is the class interval of the data?2. In which decade was India’s life expectancy the highest?3. In which year has the difference in the life expectancy between Brazil and India been the maximum? By how much?4. Has the difference in life expectancy been increasing or decreasing?5. What is the similarity between both the graphs?6. Is the increase in life expectancy a positive or a negative indicator of an economy? Why?
Answer» 1. The class interval of the data is 10 years. 2. Highest life expectancy in India was in the decade of 1960-1970. 3. In the year I960, the difference between the life expectancy of Brazil and India has been the maximum by 13 years. (54 – 51) 4. During the past 36 years, i.e. from 1980 onwards, the difference between the life expectancy of Brazil and India has remained constant. It has been 7 to 8 years. 5. Both India and Brazil have experienced an increase in the life expectancy. Both the graphs indicate an upward trend continuously. 6. The increase in life expectancy is a positive indicator for any economy because longer the people’s average age, longer is their contribution towards the growth of an economy.

Observe the figure carefully and answer the following questions given below.1. What is the class interval of the data?2. In which decade was India’s life expectancy the highest?3. In which year has the difference in the life expectancy between Brazil and India been the maximum? By how much?4. Has the difference in life expectancy been increasing or decreasing?5. What is the similarity between both the graphs?6. Is the increase in life expectancy a positive or a negative indicator of an economy? Why?

Answer»

1. The class interval of the data is 10 years.

2. Highest life expectancy in India was in the decade of 1960-1970.

3. In the year I960, the difference between the life expectancy of Brazil and India has been the maximum by 13 years. (54 – 51)

4. During the past 36 years, i.e. from 1980 onwards, the difference between the life expectancy of Brazil and India has remained constant. It has been 7 to 8 years.

5. Both India and Brazil have experienced an increase in the life expectancy. Both the graphs indicate an upward trend continuously.

6. The increase in life expectancy is a positive indicator for any economy because longer the people’s average age, longer is their contribution towards the growth of an economy.

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