If 36 is 30 percent of 30 percent of a certain number, what is the number?
A)9
B)36
C)81
D)400

Name: If 36 is 30 percent of 30 percent of a certain number, what is the number? A)9 B)36 C)81 D)400
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Question

Quizplus · Accepted Answer

Assume the original number is 100. Its 30% is 30. Again 30% of 30 are 9. Thus 9 are 30 percent of 30 percent of 100. Hence 36 are 30 percent of 30 percent of 400.
Key takeaway: In such percent problem, do not add percents. For example 30% of 30% is not 60%. It is 9%.

If 36 Is 30 Percent of 30 Percent of a Certain