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

Question

2 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] · Answer 1 · 2022-06-21T05:09:44+03:00

Leni [432]2 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