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The unwal birth rate and death rate as per hundred all 39.4 and 19.4 respectively find the year population will be double?
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The unwal birth rate and death rate as per hundred all 39.4 and 19.4 r...
To determine when the population will double given the birth and death rates, we can use the concept of natural increase and the Rule of 70.
Understanding Birth and Death Rates
- Birth Rate: 39.4 per 1,000
- Death Rate: 19.4 per 1,000
Calculating the Natural Increase Rate
- Natural Increase = Birth Rate - Death Rate
- Natural Increase = 39.4 - 19.4 = 20 per 1,000
Annual Percentage Growth Rate
- To find the percentage growth rate, divide the natural increase by 10:
- Growth Rate = 20 / 10 = 2% per year
Using the Rule of 70
- The Rule of 70 estimates the time to double the population:
- Time to Double = 70 / Growth Rate
- Time to Double = 70 / 2 = 35 years
Conclusion
- Given the current birth and death rates, the population will double in approximately 35 years.
This estimate assumes that the birth and death rates remain constant, which is often not the case in real-world scenarios due to factors like policy changes, economic conditions, and health interventions. However, this calculation provides a useful framework for understanding potential population growth based on current statistics.
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The unwal birth rate and death rate as per hundred all 39.4 and 19.4 respectively find the year population will be double?
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