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Direction: Find the number of permutations that can be made from the letters of the word 'OMEGA'.

  1. E being always in the middle.
    1. 18 ways
    2. 24 ways
    3. 48 ways
    4. 20 ways
    5. None of the above
Correct Option: B

When E is fixed in the middle, then there are four places left to be filled by four remaining letters O, M, G and A and this can be done in 4! ways.
∴ Total number of ways = 4! = 24



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