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  1. 0.1 and 5/8 of a bamboo are in mud and water respectively and the rest of length 2.75 m is above water. What is the length of the bamboo?
    1. 10 m
    2. 30 m
    3. 27.5 m
    4. 20 m
Correct Option: A

Let the length of bamboo be p meters.

∴  Length of bamboo above water = p −
p
5p
108

∴  Length of bamboo above water =
40p − 4p − 25p
=
11p
4040

According to the question,
11p
= 2.75
40

⇒  p =
2.75 × 40
= 10 metres.
11



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