Scale Factor and Actual Distance

Megan drew a scale drawing of a house and its lot. The scale she used was 1 inch = 2 feet. The backyard is 78 feet long in real life. How long is the yard in the drawing?
____ = ____

• 39 inches

• 156 inches

• 38 inches

• 157 inches

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CCSS.7.G.A.1

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

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CCSS.7.G.A.1

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

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CCSS.7.G.A.1

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

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CCSS.7.G.A.1

A large American flag measures 225 feet wide. In an advertisement for renting this flag, the image of the flag is 4 inches wide. What is the scale factor?

• 675

• 56.25

• 65

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CCSS.7.G.A.1

If George Washington's face is 60 ft tall on Mt. Rushmore and a model of his face is mountain is 60 inches tall. What is the scale factor?

• 1: 1

• 1:12

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CCSS.7.G.A.1

The actual distance between two house is 5 meters. On a map the distance is 10 cm. What is the scale factor?

• 1:2

• 1:5

• 1:50

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CCSS.7.G.A.1

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

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CCSS.7.G.A.1

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

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CCSS.7.G.A.1

A model of a flagpole has a scale of 1 in.= 4 ft. If the model pole measures 12 inches, how tall is the actual pole?

• 16 feet

• 3 feet

• 48 feet

• 9 feet

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CCSS.7.G.A.1