Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

I can write cow in 13 letters.

Can You?

If an electric train is travelling south, then which way is the smoke going?

Here is a mathematical expression that also secretly tells a movie name. What movie is that?

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

A time long back, there lived a king who ruled the great kingdom of Trojan House. As a part of the renovation of the kingdom to meet future security needs, he asked his chief architect to lay down a new play in a manner that all of his 10 castles are connected through five straight walls and each wall must connect four castles together. He also asked the architect that at least one of his castles should be protected with walls. The architect could not come up with any solution that served all of King's choices, but he suggested the best plan that you can see in the picture below. Can you find a better solution to serve the king's demand?

You can hear me, but you can't touch or see me.

What am I?

I throw two dice simultaneously.

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

Seek and Puzzle: Only the Sharpest Eyes Can Spot the Hidden Star in 10 Seconds