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 does below Rebus mean ?

esgg sgeg gegs gsge

My sock drawer has 26 blue socks, 13 pink socks, 33 green socks, and 12 red socks, how many socks would I have to pull out in the dark to be sure I had a matching pair?

What has hands, but can’t clap?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

Do you know who was buried in John's tomb?

81 x 9 = 801. What must you do to make the this equation true?

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

If,

20 % 5 = 24

21 % 7 = 33

42 % 6 = 67

Then;

66 % 6 = ?