Why is the Hole below a Lock?

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

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

You are in a land where thirty men and two women were dressed in classic black and white dresses.
They begin to fight as soon as any of them move.

Where are you?

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

There were three women in all the swimming costumes!
One was happy and the other two were sad!
The happy one was crying and the sad ones were smiling.
Why was this?

A 3 digit number is such that it's unit digit is equal to the product of the other two digits which are prime. Also, the difference between it's reverse and itself is 396.

What is the sum of the three digits?

If 1+9+8=1, what is 2+8+9?

Count the number of times the letter "F" appears in the following paragraph:

FAY FRIED FIFTY POUNDS OF
SALTED FISH AND THREE POUNDS
OF DRY FENNEL FOR DINNER FOR
FORTY MEMBERS OF HER FATHER'S FAMILY.

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?