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

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

If I put in one canary per cage, I have one bird too many. If I put in two canaries per cage, I have one cage too many. How many cages and canaries do I have?

Move three sticks of the spiral below to form a square.

A man looks at a painting in a museum and says, “Brothers and sisters I have none, but that man’s father is my father’s son.” Who is in the painting?

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

Can you find out who is the kidnapper in below Picture and why, Explain ?

Who are the happiest people in IPL match?

Solve the equation in the image by looking at the pattern closely.