Question

yearly once monthly twice weekly 11 times will come what is that?

Answer 1

The answer is Odd numbers.

1 Year = 12 ( 1,2 = 1 is an odd no.)
Once in a year.

1 week = 4 weeks ( 1,2,3,4 = 1 and 3 are odd numbers)
Twice in a month.

1 week = 7 days ( 1,2,3,4,5,6,7 = 1,3,5 and 7 are odd numbers)
Four times a week.

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