The "one head and one tail" would be my best guess because you get one of each outcome, whereas the other two outcomes are two of the same outcome.
Answer:
40
Step-by-step explanation:
2/10 are blue
so we need to find out 2/10's of 200
so in your calculator multiply 200 by 2/10
you get 40
Y=mx+b
M= slope of parallel line
I hope that helped