The “rule of 70” is a formula used to estimate the time it w…
The “rule of 70” is a formula used to estimate the time it will take for a given population to double in size. The current global population growth rate is 1.05 % and the Population clock of the US Bureau of Census shows the current world population is 7.7 billion people. If this current growth rate continues in what year will the population of the world reach 15.4 billion people? Must show calculations
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