203k views
14 votes
What is the common ratio between 63, 21, 7?

User Rico Suter
by
7.7k points

2 Answers

11 votes

Answer:

decreasing by a multiple of 3

Explanation:

7x3=21, 21x3=63.

I think this is the answer! or I hope this helps a bit. have a good day or night!

User Paul Kononenko
by
7.7k points
10 votes

Answer:

3

Explanation:

7*3=21

21*3=63

Hope this helps.

User Priyadi
by
6.8k points