Before Mount Everest was discovered, what was the highest mountain in the world?

A girl rode into a tourist spot out of the city on Thursday. She loved the place and decided to stay for a few days. She stayed for four days and then she left for back home on Thursday.

How can this be possible?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?

What is the relationship between these matchstick pictures below?

Can you count the number of quadrilaterals in the picture below?

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?

Replace the question mark with the correct number in the below-given picture?

There is something which you can be arrested for attempting but not for successfully completing.

Can you make a fire with just a single stick?