Question

If the difference of two digit number and the number obtained by reversing the digits is 27, find the difference between the digits of the 2-digis number.

Answer 1

Let the 2 digit no. be 10x+Y

According to the question

(10x+y)-(10y+x)=27

10x+y-10y-x=27

9x-9y=27

9(x-y)=27

x-y=27/9

x-y=3

Ans:the difference between the digits is 3 .

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