Question

Tom made a scale drawing of his bedroom. The his room is 3 millimeters long in the drawing. The actual room is 12 meters long. What scale did Tom use for the drawing?

Answers

GPT 3.5
To find the scale, we can set up a proportion using the lengths in the drawing and the actual length:

3 millimeters (drawing) = 12 meters (actual)

Let x represent the scale factor.

3/x = 12/1

Cross multiply:

3 * 1 = 12 * x

3 = 12x

Divide by 12:

3/12 = x

x = 1/4

Therefore, Tom used a scale of 1:4 for the drawing of his bedroom.

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