Exploring Scale Drawings and Scale Factor in 7th Grade Math

What does a scale factor represent in mapping or modeling?

• The actual size of the object

• The ratio of the map distance to the real distance

• The color scheme of the map

• Either an enlargement or a reduction

What is an example of a reduction in scale modeling?

• A same-size replica of a painting

• An enlarged insect model

• A small model of a large building

• A life-size car model

If a scale states '4 inches in the ad equals 1 inch in real life', how many inches represent 3 inches in real life in the ad?

• 12 inches

• 3 inches

• 4 inches

• 1 inch

What method is used to solve for unknown measurements in scale problems?

• Subtraction

• Division

• Cross multiplication

• Addition

On a grid where one unit represents two feet, how many feet do seven units represent?

• 21 feet

• 10 feet

• 7 feet

• 14 feet

If 1 unit on a map equals 2 feet in reality, how many feet do 4 units represent?

• 8 feet

• 4 feet

• 2 feet

• 6 feet

How do you convert meters to centimeters for calculating a scale factor?

• Divide by 10

• Multiply by 1000

• Divide by 100

• Multiply by 100

What is the scale factor when converting 50 meters to centimeters?

• 1 to 50

• 1 to 5000

• 1 to 500

• 1 to 50,000

What is the scale factor if the scale is '1 inch to 6 feet' and both units need to be the same?

• 1 to 72

• 1 to 12

• 1 to 6

• 1 to 24

How do you calculate the real-life distance if the map scale is '1 cm to 24 miles' and the map distance is 4 cm?

• 96 miles

• 24 miles

• 4 miles

• 1 mile