It's a test that will check your IQ.

Suppose you have one 11 minute hourglass and one 13 minute hourglass.

Can you measure exactly fifteen minutes using them ?

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

who is silent in the parliament?

There is a basket full of hats. Three are white and two are black. Three men, Tom, Tim, and Jim, each take a hat out of the basket and put it on their heads without seeing the hat they selected or the hats the other men selected. The men arrange themselves so Tom can see Tim and Jim’s hats, Tim can see Jim’s hat, and Jim can’t see anyone’s hat. Tom is asked what color his hat is and he says he doesn’t know. Tim is asked the same question, and he also doesn’t know. Finally, Jim is asked the question, and he does know. What colour is his hat?

When 99 is considered higher than 100?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

Why is a river so rich ?

Move four matchsticks to the below square to form three squares?