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.

You have $100 with you and you have to buy 100 balls with it. 100 is the exact figure and you can't go below or above the numbers and you have to use the entire $100. If there is no kind of tax applied how many of each of the following balls will you be able to buy:

Green Balls costing $6
Yellow Balls costing $3
Black Balls costing $0.10

Now, how many of each must you buy to fulfil the condition given?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

In a university, a professor gave a set of three problems to the three brilliant students of his class. See the image for the questions.

When it's bad luck to meet a black cat?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

There are three cows, two dogs, and one cat: How many legs do you have?

I know a number which is spelt in alphabetical order.
Do you?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

Why did the Girl throw the butter out of the window?