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Question

A pole 8m casts a shadow of 64m. The height of the building , which casts a shadow of length 16m under similar conditions will be?

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Solution

Let the length of building whose length of shadow is 16 m = x mNow, it is given that length of shadow of the pole of length 8 m is 64 m.Now, at same time length of any object varies directly with length of its shadow.So, x8 = 166464x = 128x = 12864 = 2So, length of the building = 2 m

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