Do You See It?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

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

What kind of tree can you carry in your hand?

Edward James went for tiger hunting.

It was not his lucky day.



He got six tigers without heads, nine tigers without the tail and eight cut in two halves.

How many tiger did he hunted ?

I know there are two methods by using three time the same number with a plus(+) operator , you can make sum as 60.

One of them is 20+20+20.

whats the other way ?

Which number should replace the question mark?

What is black when you buy it, red when you use it, and gray when you throw it away?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).