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high casts a shadow

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high casts a shadow

by sanju09 » Thu Sep 16, 2010 10:17 pm
If a building b feet high casts a shadow f feet long, then, at the same time of day, a tree t feet high will cast a shadow how many feet long?
(A) f t/b
(B) f b/t
(C) b/ (f t)
(D) t b/f
(E) t/ (f b)


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by goyalsau » Thu Sep 16, 2010 11:56 pm
option A.
ratio and proportion,
building height/ building length of the shadow. must be in proportion to tree height to tree shadow
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by lokesh r » Fri Sep 17, 2010 8:20 am
A.

Length of shadow in proportion with height.
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