What are the dimensions of a 15 foot by 10 foot room on a blueprint with a scale of 1.5 inches:2 feet?

Question

Scale Drawing Word Problem

Answer 1

1.5 : 2 :: x : 15              proportion

2x = 1.5(15)                  product of means\extremes

2x = 22.5

x = 11.25

 

On the blueprint the room is 11.25 inches long

 

You can do the width the same way.