The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

O_er_t_o_

Complete the missing letters of the given word.

A spy was in Canada trying to steal insider information on how to set up new Maple Syrup factories in their country. He was introduced to the operations manager of the biggest factory in Canada. However, the manager was suspicious and decided to test him with a question before he trusted him. So he asked, “What would you be sure to find in the middle of Toronto?” The spy thought fast and came up with an answer for the manager. What was his answer?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

What does a man do only once in his lifetime, but women do once a year after they are 29?

using four eights (8) and a one (1) and one mathematical symbol , create the number 100

What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

If six children and two dogs were under an umbrella, how come none of them got wet?

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?