Mastering Scale Factors in Real-Life Scenarios

A model of a building is made at a scale of 1:100. If the model is 2 meters tall, how tall is the actual building in meters?

• 150 meters

• 100 meters

• 200 meters

• 50 meters

A map uses a scale of 1 inch to represent 5 miles. If two cities are 3 inches apart on the map, how far apart are they in real life?

• 25 miles

• 15 miles

• 20 miles

• 10 miles

A recipe is designed to serve 4 people but you want to serve 10. If the recipe calls for 2 cups of flour, how much flour do you need for 10 people?

• 4 cups of flour

• 3 cups of flour

• 5 cups of flour

• 6 cups of flour

A photograph is enlarged using a scale factor of 3. If the original photo is 4 inches by 6 inches, what are the dimensions of the enlarged photo?

• 10 inches by 14 inches

• 15 inches by 20 inches

• 8 inches by 12 inches

• 12 inches by 18 inches

A toy car is 1:20 scale of the real car. If the real car is 4 meters long, how long is the toy car in centimeters?

• 10 cm

• 20 cm

• 50 cm

• 40 cm

A garden is designed to be 5 times larger than the original plan. If the original garden area is 20 square meters, what will be the area of the new garden?

• 120 square meters

• 80 square meters

• 50 square meters

• 100 square meters

A blueprint of a park is drawn at a scale of 1:50. If a path on the blueprint is 10 cm long, how long is the actual path in meters?

• 1 meter

• 5 meters

• 2 meters

• 10 meters

A model train set is built at a scale of 1:87. If the real train is 200 meters long, how long is the model train in centimeters?

• 229.89 cm

• 300 cm

• 200 cm

• 150 cm

A scale model of a car is made with a scale factor of 1:25. If the model car is 15 cm long, how long is the actual car in meters?

• 4.5 m

• 3.75 m

• 5.0 m

• 2.5 m

A school project requires a poster that is 2 times larger than the original design. If the original poster is 30 cm by 40 cm, what will be the dimensions of the new poster?

• 60 cm by 80 cm

• 30 cm by 40 cm

• 50 cm by 70 cm

• 45 cm by 60 cm