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The number obtained by interchanging the two digits of a two digit number is less than the original number by 27. If the difference between the two digits of the number is 3, then what is the original number?
  • a)
    64
  • b)
    72
  • c)
    65
  • d)
    73
  • e)
    None of the Above
Correct answer is option 'E'. Can you explain this answer?
Most Upvoted Answer
The number obtained by interchanging the two digits of a two digit num...
original number – 10x + y
(10x + y) – (10y + x) = 27
9(x – y) = 27
x – y = 3
All the given options not follow the condition.
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Community Answer
The number obtained by interchanging the two digits of a two digit num...
Consider only the last number of the statement. If you use this for any of the options, the difference of the digits will not be equal to 3. Hence, none of the above. 
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