I have nine bottles of wine and one of the nine bottles is poisoned.
I need to find the poisoned bottle with two facts
(1) Poison is deadly, only a sip will cost death
(2) I have two mice to do so.

How should I do it?

If all Goats are Sheep and all Sheep are Deers, are all Deers Goats ?

What is the next number in this series?

4,12,84,3612....

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

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

Two girls were born to the same mother, on the same day, at the same time, in the same month and year and yet they're not twins. How can this be ?

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?

Why is the Hole below a Lock?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?