74 %
one in seven7 days a week
2/7, as there 7 days in a week.
This year (2016), it is 0.2842, approx.
It will fall on every day of the week. because each year, the day of your birthday will increase by one. ex. if my birthday was on a tuesday this year, next year it will be on a wensday. i have no idea how it works but i have experienced everyday of the week on my birthday :)
It is 1, since it falls on a Wednesday.
on what day of the week will my 100th birthday fall?
It will fall on a Tuesday.
The way to look at this probability is that it is equally likely for your birthday to fall on any given day of the week. There is a 1/7 chance it will land on Saturday. There is a 1/7 chance it will land on Sunday, and so on for all the other days. Taking this into account, it is clear that there is a 1/7 chance of your birthday falling on whatever day you were born.
on what day of the week will my 100th birthday fall?
Your birthday will fall on a day of the week that depends entirely on what the date of your birth was.
Wednesday
Thursday