Question: Using number 1, 3, 5, 7, 9, how many 3, 4 and 5 digit number can be formed that is divisible by 9. Repetition of

Using number 1, 3, 5, 7, 9, how many 3, 4 and 5 digit number can be formed that is divisible by 9. Repetition of numbers is allowed.

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