Solve the equation in the image by looking at the pattern closely.

A girl was sitting in her hotel room when she heard a knock on the door. She opened the door and found that a man was standing outside.
The man said, "Oh! I am really sorry, I thought this was my room."
He then walked through the corridor to the elevator. The girl did not know the man. She closed her door and called security asking them to apprehend the man.
What made her suspicious of that man? He might have been genuinely mistaken.

What has to be broken before you can use it?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

You have to put a letter on the following to make it a meaningful word. The only challenge is that you can't use 'E'.

S E Q U E N C _

Can you find out which number multiplied by itself will give the output as 12345678987654321?

On a charity event in Russia, Murray beat Djokovic by winning six games and losing three games.
Note: There is a total of 5 service breaks(one who serve lost the game).
Who served first, Djokovic or Murray?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

How many times do a clock's hands overlap in a day ?