How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

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

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

I am the one who remains awake when you sleep. But I need to rest when you awake. Who Am I?

In a secret society, a buried chamber can be accessed only via a secret password. The password is seven characters long and comprises of just letters and numbers.

You find a code that can help you in cracking the password. The code says "You force heaven to be empty".

Can you deduce the password from that?

Below toothpicks/matchsticks indicate the group of fishes moving from west to east direction. Can you make them move from east to west by just moving three toothpicks/matchsticks?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?