Using the rule of 70, calculate approximately how many years it would take for a country's real per-capita GDP to double if the growth rate is:
a.one per cent
b.two per cent
c.3.5 per cent
d.10 per cent
e.14 per cent

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The Answer of Using the rule of 70, calculate approximately how many years it would take for a country's real per-capita GDP to double if the growth rate is:
a.one per cent
b.two per cent
c.3.5 per cent
d.10 per cent
e.14 per cent

Using the Rule of 70, Calculate Approximately How Many Years