a 2 story building measures 21 feet from the ground. A scale model shows the building to be 3 inches tall how many inches would an 84 foot building be in the model?

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asked Aug 5, 2018 185k views

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a 2 story building measures 21 feet from the ground. A scale model shows the building to be 3 inches tall how many inches would an 84 foot building be in the model?

Mathematics
middle-school

Lennyy asked

by Lennyy

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1 Answer

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it would be 12 inches
21 divided by 3=7
21 is a multiple of 7
84 is also a multiple of 7
84 divided by 7=12

Ernewston answered Aug 10, 2018

by Ernewston

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