A man was found murdered on Sunday morning. His wife immediately called the police. The police questioned the wife and staff and got these alibis: The Wife said she was sleeping. The Cook was cooking breakfast. The Gardener was picking vegetables. The Maid was getting the mail. The Butler was cleaning the closet. The police instantly arrested the murderer. Who did it and how did they know?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

At my favorite fruit stand,
an orange costs 18,
a pineapple costs 27,
and a grape costs 15.
Using the same logic, can you tell how much a mango costs?

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

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

Can you write down eight eights so that they add up to one thousand?

I look at you, you look at me, I raise my right, you raise your left. What am I?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?