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25 June, 12:55

A scale model of a building is 3 inches tall. If the building is 90 feet tall, find the scale of the model.

a. 1in: 20ft

c. 1:25

b. 1ft: 20in

d. 1 in: 30ft

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Answers (2)
  1. 25 June, 14:49
    0
    Scale is diagram:actual

    1 foot is 12 inches (90' = 1080")

    3:1080

    1:360

    But I guess if we were to not convert the units it would be 3":90' = 1":30'

    1in : 30ft
  2. 25 June, 15:16
    0
    The answer is D. 1 in: 30ft
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