Model Size Math: Calculating Dimensions & Comparing Scales

A model of a car is built at a scale of 1:10. If the actual car is 4 meters long, how long is the model car?

• 1 meter

• 0.5 meters

• 0.4 meters

• 0.2 meters

Tags

CCSS.7.G.A.1

A blueprint of a park is drawn at a scale of 1:50. If a walking path on the blueprint is 3 centimeters long, how long is the actual walking path in meters?

• 1.5 meters

• 3.0 meters

• 0.5 meters

• 2.0 meters

Tags

CCSS.7.G.A.1

A toy building is made at a scale of 1:20. If the height of the toy building is 15 centimeters, what is the height of the actual building in meters?

• 4 meters

• 3 meters

• 1.5 meters

• 2 meters

Tags

CCSS.7.G.A.1

A map is drawn with a scale of 1 inch to 5 miles. If the distance between two towns on the map is 3 inches, what is the actual distance between the towns in miles?

• 10 miles

• 20 miles

• 5 miles

• 15 miles

Tags

CCSS.6.RP.A.3B

A scale model of a spaceship is 2 feet long. If the actual spaceship is 60 feet long, what is the scale of the model?

• 1:20

• 1:25

• 1:30

• 1:15

Tags

CCSS.7.G.A.1

A drawing of a garden is made at a scale of 1:25. If the width of the garden on the drawing is 8 centimeters, what is the actual width of the garden in meters?

• 1 meter

• 3 meters

• 4 meters

• 2 meters

Tags

CCSS.7.G.A.1

A model of a bridge is built at a scale of 1:100. If the model is 50 centimeters long, how long is the actual bridge in meters?

• 100 centimeters

• 25 meters

• 50 meters

• 75 meters

Tags

CCSS.7.G.A.1

A scale drawing of a room shows the length as 12 centimeters. If the scale is 1:10, what is the actual length of the room in meters?

• 1.5 meters

• 1.2 meters

• 2.0 meters

• 1.0 meters

Tags

CCSS.7.G.A.1

A miniature version of a dinosaur is made at a scale of 1:5. If the model is 30 centimeters tall, how tall is the actual dinosaur in meters?

• 1.5 meters

• 3.0 meters

• 2.0 meters

• 0.5 meters

Tags

CCSS.7.G.A.1

A city map is drawn with a scale of 1:200. If a street on the map is 4 centimeters long, how long is the actual street in meters?

• 6 meters

• 10 meters

• 12 meters

• 8 meters

Tags

CCSS.7.G.A.1