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JEE MATHEMATICS MCQ: PERMUTATIONS

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There are 6 letters and 3 post-boxes. The number of ways in which these letters can be posted, is

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Correct option: B

{3^6}

Option B (

{3^6}

) is correct because each of the 6 letters can be posted in any of the 3 post-boxes, leading to

3 \times 3 \times 3 \times 3 \times 3 \times 3 = {3^6}

possibilities.

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