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15-08-2016
Mathematics

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A building casts a shadow 48 feet long . At the same time a 40 foot tall flag pole casts a shadow 9.6 feet long . What is the fight of the building?

Respuesta :

nobillionaireNobley nobillionaireNobley

17-08-2016

Ratio of height of the flag pole to the length of its shadow = 40:9.6 = 25:6
Ratio of height of the building to the length of its shadow = x:48 = 25:6
x/48 = 25/6
x = (48 x 25)/6 = 1200/6 = 200

Therefore, the height of the building is 200 feet.

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