We apply our knowledge in variation.
The solution can be seen in the photo
Answer:
3:31 PM
Step-by-step explanation:
When the planes arrives in San Francisco, the time is 4:91 or 5:31 PM(central time/yellow). From Central time period to pacific time period, the time decreases by 2 hours. 5:31 - 2 hours is 3:31. The time is still PM. Answer is 3:31 PM.
You would have open circles at 3 and 6.
x < 3 so the line will go from 3 to the left.
x > 6 so the line will go from 6 to the right.
Line them up as u see on the table