It takes 3 years. If your question has a graph you can solve by looking at the graph but if not then I already answered it and I'm letting you know it should be 3 years.
This is simple. a rectangle is formed by all of the coordinates listed and shown above.
Answer:
6/7
Step-by-step explanation:
P(yellow or even) = 3/7 + 3/7 = 6/7