A mountain road is 5 miles long and gains elevation at a constant rate. After 2 horizontal miles, the elevation is 5,500 feet above sea level. After 4 horizontal miles, the elevation is 6,200 feet above sea level.

Really need on these. i have no idea what to do

Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

The length and width of a rectangle are consecutive even integers the area of the rectangle is 120 squares units what are the length and width of the rectangle