What will be the best approach to finding all the prime numbers less than 75 that leave an odd reminder when we divide them with 5?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

What number do you get when you multiply all of the numbers on a telephone's number pad?

The below given figure comprises of a pattern through which you can determine the missing letter. Can you push your mind to find the pattern and add the missing letter?

What do you see in the image below

A man is trapped in a room. The room has only two possible exits doors. Through the first door there is a room constructed from magnifying glass. The blazing hot sun instantly fries anything or anyone that enters. Through the second door there is a fire-breathing dragon. How does the man escape?

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.

Why did Buffon take the goal with him after every Juventus match?

Can you name an animal whose killing cannot be performed without spilling your own blood?