P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

You need to remove two matchsticks to make the below equation true. Can you do it ?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

What does this mean?

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Replace The Question Mark Below With the Correct Number.

2 {38} 3
4 {1524} 5
6 {3548} 7
8 {????} 9