I come in different shapes and sizes.
Parts of me are curved, other parts are straight.
You can put me anywhere you like,
but there is only one right place for me.
What am I?

Which digit occurred maximum times between the number 1 and 1000?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

If 21x = 79x, what is the value of x?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

Can you spot the man between the coffee bean in the picture below ?

What do you think with the below Picture ?

Imagine you are in a room with no windows or doors. How will you get out?

What number should come in place of the question mark below?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?