If an earthquake is 1 point higher on the Richter Scale than another earthquake which is actually 10 times stronger, how much stronger would an earthquake be if it was just half a point higher on the Richter scale?

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?

What is the word or phrase?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

In the given picture, in how many ways can you read the word "Tiger"?

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

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

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

Can you place six matchsticks in a manner that each of the matchsticks is in touch with the other five matchsticks?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?