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Vijay posted an Question
July 01, 2022 • 17:53 pm 30 points
  • CSIR NET
  • Mathematical Sciences

The difference between a tw0-digit number and the number obtained by interchanging the digits is 72. what is the difference between the digits of the number?

The difference between a tw0-digit number and the number obtained by interchanging the digits is 72. What is the difference between the digits of the number?

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  • Pankaj dwivedi Best Answer

    Check the answer Let tens digit to be x and unit digit to be y then (10x+y)-(10y+x)=72 9(x-y)=72 x-y=8 hence the difference between the number is 8

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