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.

If Rajina's daughter is my daughter's mom, who am I to Rajina?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

I have branches, but no fruit, trunk or leaves. What am I?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?

Why 1729 is a magic number? Answer Logically.

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which.
There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it.
You can, however, ask one robot one question. The problem is one robot always tells the truth, the other always lies and you don't know which is which.
What is the question you ask?

A bomb exploded in a room full of married couples and no one died. How?