Seating Arrangement - Discussion Page For Q.2672 | Logical Reasoning Questions and Answers | Logical Reasoning Free Online-Tests | LucentBlackBoard

Five books on five different subjects Physics, Chemistry, Mathematics, Anatomy and Botany are arranged on a shelf. The book on Mathematics is not on top or at the bottom. Chemistry book and Botany book have exactly two books between them, same as Mathematics and Physics books. Which of the following books has to be in the middle of the shelf?

A.	Mathematics	B.	Physics
C.	Anatomy	D.	Cannot be determined

Answer and Explanation

Answer:Anatomy

Explanation:
Books on Chemistry and Botany have exactly two books between them just as books on Maths and Physics have. Mathematics book is neither at the top nor at the bottom. So, the arrangement of Chemistry and Botany books may be as follows.
Chemistry - - Botany - (or) - Chemistry - - Botany or (ii) Botany - - Chemistry - (or) - Botany - - Chemistry

Maths books are not at any extreme. So, the arrangement may be as follows: Chemistry Mathematics - Botany Physics or Physics Chemistry - Mathematics Botany or Botany Mathematics - Chemistry Physics or Physics Botany -Mathematics Chemistry.
In any of these possible arrangements, only the Anatomy book can be in the exact middle.

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