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Mathematics 20 Online
OpenStudy (anonymous):

On a blueprint, the scale indicates that 6 cm represents 15 feet. What is the length of a room that is 9 cm long and 4 cm wide on the blueprint?

OpenStudy (a_clan):

6 cm 9cm ---- = ----- 15 ft X ft

OpenStudy (anonymous):

6?

OpenStudy (a_clan):

45/2 = 22.5 ft

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