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UP TGT Mathematics Statistics Test Series - Part 1

If the annual growth rate of a population is 2%, find its approximate doubling time using the rule of 70.

Type: MCQ • Marks: 1
If the annual growth rate of a population is 2%, find its approximate doubling time using the rule of 70.
Options
A. 43.75
B. 40.25
C. 35
D. 31.5
Explanation
Doubling time=70/2=35.0 years.
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