(30, 5)
(10, 1)
change of y / change of x
= (30 - 10) / (5 - 1)
= 20 /4
= 5
1. he traveled a total of 24 miles
2. peter is not moving between 10 and 30 minutes
They give you a percentage of how much each possible combination is likely to happen
It’s 600 x 2.5 which is 1500. So the plane flies about 1500km in 2.5 hrs.