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

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

That attorney is my brother, testified the accountant.

But the attorney testified he didn't have a brother.

Who is lying?

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

A large water tank has two inlet pipes (a large one and a small one) and one outlet pipe. It takes 3 hours to fill the tank with the large inlet pipe. On the other hand, it takes 6 hours to fill the tank with the small inlet pipe. The outlet pipe allows the full tank to be emptied in 9 hours.

What fraction of the tank (initially empty) will be filled in 0.64 hours if all three pipes are in operation? Give your answer to two decimal places (e.g., 0.25, 0.5, or 0.75).

I start and end with 500 and carry a 5 in my heart. But I require the first letter and the first number to be complete. I am the name of a King.

Who am I ?

If six children and two dogs were under an umbrella, how come none of them got wet?

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

Rearrange the letters in "new door" to make one word.

Lifeless eyes on my smiling face and watch your child's sleeping place. In their dreams they hold me tight. What am I?