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

A very interesting trivia question for all.

Why do men's shirts have their buttons on the right side and women's have buttons on the left-hand side?

Can you find out the remainder when 3^300 is divided by 5?

Can you replace the question mark with the correct number?

John was so frustrated to be the suspect of being a sleeper terrorist that he shoot himself right between the eyes with a revolver in his toilet. The revolver and the bullets were accurate. Minutes later John walks out of the toilet unharmed.
How can this be possible?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Two guards were guarding the camp.Guard-1 was looking towards the south to make sure no threat is coming from the road.Guard-2 was looking at the north to make sure no threat is coming from the top. Suddenly Guard-1 ask the Guard-2 why he is smiling?How Guard-1 knows that Guard-2 is smiling?

What does does this rebus picture means ?

Can you find out which number multiplied by itself will give the output as 12345678987654321?