Fifty books belonging to different subjects, viz., History (8), Geography (7), Literature (13), Psychology (8) and Science (14), are placed on a shelf. They are arranged in an alphabetical order subject to the condition that no two books of the same subject are placed together to so long as books of other subjects are available. Unless otherwise mentioned, all counting is done from the left.
Q) what the last position of history book from left?
Answers
Explanation:
think the correct answer is (d). Because Geography books are only 7 and the series of geography book ends by 35 books only . Then comes history, literature , psychology,science as 36,37,38,39 and following that series the 40 th book must be literature .
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Concept Introduction: Probability is one of the basic mathematics.
Explanation:
We have been Given: Fifty books belonging to different subjects, viz., History (8), Geography (7), Literature (13), Psychology (8) and Science (14), are placed on a shelf. They are arranged in an alphabetical order subject to the condition that no two books of the same subject are placed together to so long as books of other subjects are available. Unless otherwise mentioned, all counting is done from the left.
We have to Find: what the last position of history book from left?
The Last position of History Book from left is 39th Position
Final Answer: The Last position of History Book from left is 39th Position
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