A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Alpha is Beta's sister.

Gamma is a Beta mother.

Delta is Gamma's father.

Tango is Delta's mother.

Then,

How is Alpha related to Delta?

A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

What word is pronounced the same if you take away four of its five letters?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Can you find the key in the picture below?

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Can you identify if it's a murder or a suicide ?