Question

9,16,25,36 arithmetic or geometric?

24,18,12,arithmetic or geometric?
500,100,20 ,4 arithmetic or geometric?

Answer 1

9,16,25,36 neither, 24,18,12 arithmetic, 500,100,20 ,4 geometric

Explanation:

1. has no common number

2. goes down by 6 each time

3. is divided by 5 each time