i have less sympathy for ur crying when you copy and paste this question and ask it again three times. why dont you just ask it once? everyone answers anyway
You are gonna do rise/run.
So you have 1/4 for the first two points.
Then you have 2/8 which can be simplified down to 1/4.
So the slope of the line is 1/4.
Hope this Helps!!
Since the model of his car is 18.5 inches, and it is basically 1:10 or 1/10 of the actual car, all you must do is multiply 18.5 by 10. When you do this, your final answer will be 185 inches.