I have teeth but i don't bite. Who Am I ?

Out of four images which one is the odd one out?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

There is a number which when you multiply by 3 and subtract 2 from the result, then the resulting number is the reverse of the actual number.

What is the smallest number that stands true on the statement?

What makes this number unique: 8,549,176,320?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

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

French Police inspects a room where there are no windows, no doors, no tables and is almost empty expect there is just a puddle of water. They found a dead man who obviously hung herself from the ceiling, but they are not able to figure out how this had happened.

John and Jacob entered the crime scene and easily able to solve the case.

How did the man die?

What is more useful when it is broken?

I shave every day, but my beard stays the same. What am I?