If the positions of the digits of a two digit number are interchanged, the number obtained is smaller than the origin

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Q 1574412356.     If the positions of the digits of a two
digit number are interchanged,
the number obtained is smaller than
the original number by `27`. If
the digits of the number are in the
ratio of `1 : 2` , what is the original
number?
UNITED BANK OF INDIA 2009
A

`73`

B

`63`

C

`53`

D

`60`

E

none of these

HINT


Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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