Cristina was born in 1888. She just had her 30th birthday today how did that happen?

The more it dries, the wetter it becomes. Can you tell what it is?

In two decks of cards, what is the least amount of cards you must take to be *guaranteed* at least one four-of-a-kind?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

Look at me. I can bring a smile to your face, A tear to your eye, Or even a thought to your mind. But, I can't be seen. What am I?

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

How can I get the answer 24 by only using the numbers 8,8,3,3?

You can use the main signs add, subtract multiply and divide.

Why do you find that most of the buildings are deprived of the 13th floor?

Can you name some countries which do not have the alphabet 'A' in them?