15
15
6 odd days
365 total days in a year/2= 183 odd days.
There is an average of 18624.25 odd-numbered days in 100 years.
November, because it has 30 days, while the others have 31 days.
There is a total of 16 odd numbered days n the month of December.
There are 31 days in the month of January.
Nine
The parity (odd or even) of days depends on the number of days in a month - not the number of days in a week.
January and July have 31 days.
15
16