Olivia and Sadie are both driving along the same highway in two different cars to a stadium in a distant city. At noon, Olivia is 425 miles away from the stadium and
Sadie is 500 miles away from the stadium. Olivia is driving along the highway at a
speed of 25 miles per hour and Sadie is driving at speed of 50 miles per hour. Let O
represent Olivia's distance, in miles away from the stadium t hours after noon. Let S
represent Sadie's distance, in miles, away from the stadium t hours after noon. Graph
each function and determine whether Olivia or Sadie is closer to the stadium 4 hours
after noon.