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

A father's child, a mother's child, yet no one's son.

Who am I?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

There are 4 big houses. They are made from the materials: red marble, green marble, white marble and blue marble.

* Mrs Jennifer's house is somewhere to the left of the green marble one and the third one alone is white marble.
* Mrs Sharon owns a red marbles house and Mr Cruz does not live at either end, but lives somewhere to the right of the blue marbles house.
* Mr Danny lives in the fourth house, while the first house is not made from red marble.

Who lives where, and what is their house made from?

I throw two dice simultaneously.

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

Using Only Five 5's and any mathematical operator make sum as 37

An ant is travelling on a 1-meter-long rope at 1 cm/second but also the entire rope is being stretched by an extra 1 meter/second. Is it possible for the ant to reach at the end of the rope?

Give it food and it will live; give it water and it will die.

A man is found unconscious in front of a store at two in the morning. His head is bleeding and there’s a brick laying next to him. When the police arrive, they carry the man to jail. Why did they arrest him?