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

Can you figure out the logic I used to decide the order of the following words:
gun, shoe, spree, door, hive, kicks, heaven, gate, line, den

why number 8549176320 is one of a kind?

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

There are a hundred statements.

First person says: At least one of the statements is false.

Second person says: At least two of the statements is false.

Third person says: At least three of the statements are false.

Fourth person says: At least four of the statements are false.

..

..

..

Hundredth person says: At least a hundred of the statements are false.

Analysing it, how many statements do you think are false and how many are true?

If it took eight men ten hours to build a wall, how long would it take four men to build it?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

Four children having five rocks each were playing a game in which they had to throw the rock at a particular solid area in the water. Child 1- Succeeded in throwing three rocks at a solid area but one of the rocks sunk. Child 3 - His aim was so bad that all rocks got sunk. Child 4- He was awesome and none of the rocks got sunk. Child 2 - Was the winner but was struck by a rock in the head and died. Who killed Child 2?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?