Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

How many times do a clock's hands overlap in a day ?

An evil man kidnapped someone and made them take one of two pills. One was harmless, but the other was poisonous. Whichever pill the victim took, the kidnapper took the other one. The victim took their pill with water and died. The kidnapper survived. How did the kidnapper get the harmless pill?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

When it is alive we sing, when it is dead we clap our hands. What is it?

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

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

Its something that each of us devours,
Not just us but birds, beats, trees, and flowers,
Frets iron and nibbles steel,
Toil hard stones to meal,
Exterminates king, collapse town,
And blows the mountains down.