If y+6=15, then y=9. (9+6)divided by 3 would be 5, not 15.
Answer:
The probability of getting heads on the toss of a coin is 0.5. If we consider all possible outcomes of the toss of two coins as shown, there is only one outcome of the four in which both coins have come up heads, so the probability of getting heads on both coins is 0.25. The second useful rule is the Sum Rule.
Step-by-step explanation:

Anyhoot, you can multiply 1.5 by 0.75 to find the time. And you can multiply by 60 to get 67.5 minutes, aka, 1.125 hours
Weird. I think you just need to look if the point falls on the shaded area. But only (-5,5) does ...