Can you write down eight eights so that they add up to one thousand?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?

What is the largest number you can write with just 3 digits?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

There are 20 people in an empty, square room. Each person has full sight of the entire room and everyone in it without turning his head or body, or moving in any way (other than the eyes). Where can you place an apple so that all but one person can see it?

What number divided by 4 is the same as that number minus 4?

Things are just as they seem, right? Well, check again.
Can you count the number of tigers in this picture ?