Vowels occupying odd places .

12 ways
16 ways
6 ways
20 ways

Correct Answer: 12 ways

Explanation:

Three vowels (O, E, A) can be arranged in the odd places in 3! ways (1st position, 3rd position, 5th position) and two consonant (M, G) can be arranged in the even place in 2! ways (2nd place and 4th place).
∴ Total number of ways = 3! X 2! = 12

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