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Nikitich [7]
3 years ago
11

Answer each part below using only mental math, and describe your method. a. If 39 is 1% of a number, what is that number? How di

d you find your answer? b. If 39 is 10% of a number, what is that number? How did you find your answer? c. If 39 is 5% of a number, what is that number? How did you find your answer? d. If 39 is 15% of a number, what is that number? How did you find your answer?
Mathematics
1 answer:
Leni [432]3 years ago
8 0

Answer:

Step-by-step explanation:

Given:  39 = 0.01n

Move the decimal point on each side two places to the right:  3900 = n

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