You knock a Table over in the library, and suddenly 20 eyes are looking at you.

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Outside a tattoo artist's shop, there was a signboard which read 'I make tattoos on only them who do not tattoo themselves'.

Reading it what do you think, does the tattoo artist tattoo himself?

Find the number of squares in the below picture

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

Can you decipher the two rows to find the hidden word?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?

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