Multiple Choice
Suppose Botswana doubles its income in 6 years while South Africa doubles its income in 9 years. According to the rule of 72, the growth rate in Botswana is:
A) 3 percentage points higher than the growth rate in South Africa.
B) 4 percentage points higher than the growth rate in South Africa.
C) 8 percentage points higher than the growth rate in South Africa.
D) 12 percentage points higher than the growth rate in South Africa.
Correct Answer:

Verified
Correct Answer:
Verified
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