South Georgia College

How much land on the earth is inhabitable (can be lived on)? Round to the nearest million square miles. (i) 106,000,000 mi2 (ii) 54,000,000 mi2 (iii) 39,000,000 mi2 (iv) 27,000,000 mi2 (d) Estimate the population density of the earth in people per square mile of habitable land. Round to the nearest person per square mile. ................
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