A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

There was a strange boy who was born before his father. How can this be possible?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

Why is a river so rich ?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

We have shown you a regular water barrel as below. Without using any measuring device can you check if the barrel is more than half-filled or less than half-filled?

The answer I give is yes, but what I mean is no. What was the question?