parisisbae025 parisisbae025

19-03-2018
Mathematics

contestada

A blueprint for a house has a scale of 1in for every 30ft. A wall in the blueprint is 7 in. What is the length of the actual wall?

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jndawg04 jndawg04

19-03-2018

Set up a proportion.
x = length of actual wall

1/30=7/x

Cross multiply: x = 210 inches

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janiyah6 janiyah6

19-03-2018

30 times 7 is 210 inches

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