The scale on a highway construction drawing is 0.5 inches for every 45 miles. If the drawing shows the highway is 4 inches long, how long is the actual highway

Adam drafts his favorite modular home on a scale drawing. The drawing scale is 2 inches for each foot. If the drawing is

60 inches long, how long is the actual modular home?

A map has a scale of 2 cm for every 25 miles. The distance on the map between Griffin Park and the San Diego Zoo is 10 cm. How far is the actual distance?

What is the scale of a drawing where a 6 m wall is 4 cm long?

A model of a house was built using the scale 5 in:25 ft. If a window in the model is 1.5 in. wide, how wide is the actual window?

To create a model of an artery, a health teacher uses the scale 2.5 cm:0.75 mm. If the diameter of the artery is 2.7 mm, what is the diameter on the model?

Tell whether each scale reduces, enlarges, or preserves the size of an actual object.
10 ft:24 in. 

Tell whether each scale reduces, enlarges, or preserves the size of an actual object.
20 cm:1000 mm

Change both measurements to the same unit of measure, and find the scale factor.
1 ft model of a 1 in. fossil 

A scale model of a house is 1 ft long. The actual house is 36 ft long. In the model, the door is 2 in. high. How many feet high is the actual door?

The straight-line distances between Houston and several cities on a map of Texas are shown in the table. The scale is 2 cm:50 mi. Find the actual distances in miles.
Answers are for Austin and Galveston (respectively).

On a map, the distance between Louisville, Kentucky, and Nashville, Tennessee, is 1 3/4 inches. The scale of the map is 1 in:100 mi. What is the actual distance between the two cities?