The mean is the average. You calculate it by adding all the numbers up in the data set and divide by how many numbers there are in the data set.
So:
Answer:
Slope = 300/2x = 150x
Equation: y = 150x
Step-by-step explanation:
18/4 = x/30
18x30 /4 = 135 minutes or 2 hours and 15 minutes.
The correct answer would be 60 meters