Scale Ratio of a Drawing

The video tutorial explains how to find the scale ratio of a drawing. It presents a math question where the actual length of a building is 60 feet, and its length on a scale drawing is 4 inches. The task is to determine the scale ratio. The video guides viewers to pause and solve the problem, then explains the given information and demonstrates how to calculate and simplify the scale ratio to 1 inch to 15 feet, matching the correct answer choice.

What is the actual length of the building mentioned in the problem?

• 70 feet

• 40 feet

• 60 feet

• 50 feet

In the problem, what is the length of the building on the scale drawing?

• 5 inches

• 6 inches

• 3 inches

• 4 inches

What is the initial ratio of the scale drawing to the actual building?

• 5 inches to 50 feet

• 4 inches to 50 feet

• 5 inches to 60 feet

• 4 inches to 60 feet

How do you simplify the ratio 4 inches to 60 feet to get a 1-inch scale?

• Multiply both sides by 4

• Divide both sides by 4

• Subtract 4 from both sides

• Add 4 to both sides

What is the simplified scale ratio of the drawing?

• 1 inch to 10 feet

• 1 inch to 12 feet

• 1 inch to 15 feet

• 1 inch to 20 feet