When it's bad luck to meet a black cat?

What makes this number unique: 8,549,176,320?

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

Be active and find the killer in the picture Riddle below.

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Can you find a number that lies one third of the distance between 1/3 and 2/3?