Four men were in a boat on the lake. The boat turns over, and all four men sink to the bottom of the lake, yet not a single man got wet! Why?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Two fathers and two sons went fishing one day. They were there the whole day and only caught 3 fish. One father said, that is enough for all of us, we will have one each. How can this be possible?

It is always ahead of me yet I can never see it. What is it?

I add 5 to 9 and get 2. The answer is correct, so what am I?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

Take one out and scratch my head, I am now black but once was red. What am I?

Replace the question mark in the picture below.

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?