Answer:
D)5/11
Step-by-step explanation:
So yeah there's 22 balls in total!
Then for the red balls, there are the balls numbered evenly: 6, 8, 10, 12, 14. So there's 5 even balls for red.
Then for the green balls: 8, 10, 12, 14, 16, there are also 5!
5+5=10
10/22
=5/11
The answer is D!
Hoped I helped (P.S. I love math)