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22-07-2016
Mathematics

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Devin wants to add a train station to his model railroad layout. How tall should the model be if the real building is 360 inches and the scale factor is 1:90?

0.25 in

2.5 in

4 in

32,400 in

Respuesta :

nobillionaireNobley nobillionaireNobley

22-07-2016

Let the height of the model be x, then 1/90 = x/360. Therefore, x = 360/90 = 4 in

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