I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

A 52% bias toss for head using the 51% tail bias coin was done to obtain a fair result.

Can you find how bias is the floor in this case?

Can you find out the remainder when 3^300 is divided by 5?

Women do it once a year after they turn 19 but men get to do it only once in a lifetime. What is it?

I am white when I am dirty, and black when I am clean. What am I?

The centre of the third figure is empty. What digit should fit inside?

Whats the next number in the below number sequence pattern.

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

Jim has three close friends at his school: Michael, John and Alice. Two of them play football, two play basketball and two play hockey. The friend who does not play hockey does not play basketball as well. The friend who does not play football does not play hockey.

Can you identify which sport/s is played by which person?

If there are fifteen crows on a fence and the farmer shoots a third of them, how many crows are left?