What occurs twice in a week, once in a year but never in a day?

What number do you get when you multiply all of the numbers on a telephone's number pad?

What is common among 11, 69, and 88?

Assume there are approximately 5,000,000,000 (5 billion) people on Earth. What would you estimate to be the result, if you multiply together the number of fingers on every person's left hand? (For the purposes of this exercise, thumbs count as fingers, for five fingers per hand.) If you cannot estimate the number then try to guess how long the number would be.

John and his wife were living in a rural place. On a particular day, John's wife fell ill and he called the local doctor. When the doctor picked up, he said, "Doctor, my wife is ill. She might have appendicitis."

"This can't be possible! I took out her appendix two years ago myself," the doctor explained.

When diagnosed, John's wife was found to have appendicitis. How can this be possible?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

There was a blind beggar living on the footpath of a street. Suddenly one day, the beggar's brother died. What was the relation of the blind beggar with the person who died?

PS: Brother is not the answer.