55.
A flagstaff 17.5 m high casts a shadow of length 40.25 m. The height of the
building, which casts a shadow of length 28.75 m under similar conditions will
be:
A. 10 m B. 12.5 m
C. 17.5 m D. 21.25 m
Answer: Option B
Explanation:
Let
the height of the building x metres.
Less
lengthy shadow, Less in the height (Direct Proportion)
Title :
Chain Rule Q55
Description : 55. A flagstaff 17.5 m high casts a shadow of length 40.25 m. The height of the building, which casts a shadow of length 28.75 m under si...
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