What do you call a fish without an eye?

ENEMY = 2 * LINK
LINK + 2 = HELL

Then what will be TAXI + HELL? Select from the options below:
a) ROTTEN
b) DANGER
c) HEAVEN
4) MORTAL

Below, you will find the mathematical proof that 10 equals 9.99999?. But is that possible or there is something wrong about it? Can you find the error?

x = 9.999999...
10x = 99.999999...
10x - x = 90
9x = 90
x = 10

Rectify the following equality 101 - 102 = 1 by moving just one digit.

Can you count the number of triangles in the given figure?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

The Little ant seems to be always confused. Do you know why?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.