Find the number of squares in the below picture

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

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

What does a man do only once in his lifetime, but women do once a year after they are 29?

John is now two fifth of his older brother's age and two years from now he will be half of his older brother's age.
Two years ago, John was only one-fourth the age of his older brother age at that time.

How old is John now?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

You have an empty wine bottle with a cork that has been secured at the top in a normal way. There is a metal ring inside the bottle that is suspended by a string.

How can you make the metal ring drop to the bottom if you are not allowed to touch anything - not the bottle, not the cork, not the thread and not the ring?

During a secret mission, an agent gave the following code to the higher authorities
AIM DUE OAT TIE MOD

However, the information is in one word only and the rest are fake. To assist the authorities in understanding better, he also sent them a clue, If I tell you any one character of the code, you can easily find out the number of vowels in the codeword.

Can you find out the code word?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Can you find the largest Three-digit number whose sum is 14 and whose square is less than 5,00,000?