A map of a highway has a scale of 2 inches = 39 miles. the length of the highway on the map is 6 inches. there are 11 rest stops equally spaced on the highway, including one at each end. you are making a new map with a scale of 1 inch = 30 miles. how far apart are the rest spots on the new map?

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Find the area of an equilateral triangle with a side of 6 inches

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?