A carpenter's sketch of a room does not include a scale. She measures a wall that has been built and finds that it is 38.5 ft. long. On the blueprint this wall is 7 in. long. What is the scale for this blueprint?

Hello! The 7 inches on a blueprint represents the actual length of 38.5 feet. To find the scale on the blueprint, let's divide the actual length by the amount of inches on the blue print. 38.5 / 7 is 5.5. There. 1 in = 5.5 ft.