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?

It can't be seen, can't be felt, can't be heard, and can't be smelt.
It lies behind stars and under hills, And empty holes it fills.
It comes first and follows after, Ends life, and kills laughter.
What is it?

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of the following:

21 Q 7 R 9 S 10 P 13

Complete the table series riddle by finding the number that can replace "??".

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

A bomb exploded in a room full of married couples and no one died. How?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

By using 'because' continuously three times, can you make an English statement ?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?