The difference between a two digit number and thenumber obtained by re – InterviewSolution

1.

The difference between a two digit number and thenumber obtained by reversing the digits is how manytimes of the difference of the two digits(2) 9(4) 8(3) 7

Answer»

let the two digit number be 10a+b10a+b-10b-a=9(a-b)

option 2 is the answer

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