A boy was locked in a room by some robbers. All that is in the room is a piano, a calendar, and a bed. The room is locked from the outside. What does he eat, drink, and how does he escape and get out?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

What is the largest number you can write with just 3 digits?

I have an eye but still cannot see.

Who am I?

You see me once in June, twice in November, and not at all in May. What am I?

Why Wine Glass Stem is so long?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

A man is found dead in his bathroom naked with blood scattered all around him. The bathroom was locked from the inside and there is no trace of any struggle. There is nothing in the bathroom except his pant with the belt still around and his shirt. Also, the medic team can't find any incision in his body that may have been the reason behind so much blood loss.

The Police department is clueless regarding this murder mystery.
Can you?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.