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?

A man dies of old age on his 25 birthday. How is this possible?

People make me, save me, change me, raise me. What am I?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

How can one talk without saying a single word?

What does man love more than life, hate more than death or mortal strife; That which contented men desire; the poor have, the rich require; the miser spends, the spendthrift saves, and all men carry to their graves?

We are a group of eight brothers. We consider the weak, yet we protect the king in every battle. If we move ahead, we never turn back. Who are we?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

What common phrase is represented by the below lines

Easy going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Medium going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Tough going:
Weak, 'I can't do it, I'm staying!'
Tough, 'Let's get going.'

If you're 8 feet away from a door and with each move you advance half the distance to the door. How many moves will it take to reach the door?