How many times can you subtract the number two from the number fifty?

Can you find a number that lies one third of the distance between 1/3 and 2/3?

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

What does this below rebus puzzle mean?

How many sides does a circle have?

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?

When it's bad luck to meet a black cat?

Six glasses are in a row. The first three are filled with milk and the last three are empty. By moving only one glass, can you arrange them so that the full and the empty glasses alternate?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?