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Mia drew a scale drawing of a hotel. The scale of the drawing was 7 inches = 6 feet. What is the scale factor of the drawing?Simplify your answer and write it as a ratio, using a colon.

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ANSWER

7:72

EXPLANATION

1 foot is equivalent to 12 inches, so the scale factor is,

[tex]\frac{7in}{6ft}\cdot\frac{1ft}{12in}=\frac{7}{6\cdot12}=\frac{7}{72}[/tex]

Hence, the ratio is 7:72

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