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

A blonde put eyeliner on her head. Why?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

Can you find the key in the picture below?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

What is both possible and impossible at the same time?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?