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If x ,\ y ,\ z be the digits of a number...

If `x ,\ y ,\ z` be the digits of a number beginning from the left, the number is `x y z\ ` (b) `x\ +\ 10 y\ +\ 100 z` `10 x\ +\ y\ +\ 100 z` (d) `100 x\ +\ 10 y\ +\ z`

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