5.6 - 6.2 days
No - April is the fourth month. The fifth month is May !
You mean when was- it was the 5th of this month.
May is the fifth month so would be V in Roman numerals.
August is the fifth month from the end of the year. September, October, November, and December follow it.
5th week of what? 5th week of a month, zero. 5th week of a year, then only one.