Scale reading

Which of the following is a common scale found on an engineer's scale?

• 1:8

• 1:20

• 1:16

• 1:12

What does a 1:30 scale on an engineer's scale indicate?

• 1 inch on the drawing represents 30 inches in reality.

• 1 inch on the drawing represents 30 feet in reality.

• 30 inches on the drawing represents 1 foot in reality.

• 30 feet on the drawing represents 1 inch in reality.

For what type of measurements is an engineer's scale typically used?

• Small, detailed indoor measurements

• Measurements related to building interiors

• Larger, outdoor measurements

• Measurements requiring fractional inches

After finding the last whole number mark when using an engineer's scale, what is the next step to determine the measurement?

• Divide the number by 10.

• Subtract 10 from the number.

• Add a zero to the number (multiply by 10).

• Multiply the number by 12.

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