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A student can divide her books into groups of 5, 9 and 13. what is the smallest possible number of the books ?

Correct Answer: 585

Explanation:

The smallest possible number of books = L.C.M of 5, 9 and 13.
Therefore, L.C.M of 5,9 and 13 is = 5 x 9 x 13 = 585.


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