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 this text mean:

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Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

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"That"s right, your Majesty," said the neighbour. "I sold him the well but not the water!"?
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How many remain now?

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Hint: The bus is moving on the roads of London.

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You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair