Scaling and Scale Factor Test Review

A tree house is 10 ft tall. A model of the tree house is 6 inches tall. What is the scale factor?

• 1:6

• 1:20

• 2:5

A doghouse is 3 feet tall. In an advertisement, the doghouse is 0.5 inches tall. What is the scale factor?

• 1:72

• 1:6

• 1:36

Whittemore Park Middle School is 30 feet tall. A 5 inch tall scale model of the school was made by the art club. What is the scale of the model?

• one inch = 6 feet

• one inch = 6 inches

• one inch = 72 inches

The Waccamaw Bridge is 60 yards long. The length of a model of the bridge is 15 inches long. What is the scale of the model?

• one inch = .25 yards

• one inch = 4 yards

• one inch = 144 inches

The actual length of a car is 14.5 ft. A model of the car is 7.25 inches long. What is the scale?

• one inch = 24 inches

• one inch = 2 ft

• one inch = 0.5 ft

A model airplane is built with a wing span of 23 inches. The actual wing span is 92 ft. What is the scale of the model?

• one inch = 48 inches

• one inch = .25 feet

• one inch = 4 feet

An area rug is 9 feet wide. In a photograph, the image of the rug is 3 inches wide. What is the scale of the model?

• one inch = 3 feet

• one inch = .33 feet

• one inch = 36 inches

A scale drawing that measures 8 units wide and an original that measures 4 units wide has a scale factor of...

• 2:1

• 8:1

• bigger

• 1:2

What is the scale factor from MNOP to ABCD?

• 2/3

• 1/2

• 3/2

• 2

Jamie made a scale drawing of his apartment building.  The building is 300 ft tall.  He wants his scale to be 1 inch : 10 ft.  How tall should his building be in his scale drawing?

• 25 inches

• 60 inches

• 1/30 inch

• 30 inches