The sum of the digits of a two-digit number is 10, while when the digits are reversed, the number decreases by 54. Find the changed number.

  • Option 1)

    28

  • Option 2)

    45

  • Option 3)

    37

  • Option 4)

    46

  • Option 5)

    19

Answers (1)

                x+y=10..........(1)

Acc. \: To\: question

(10x+y)-(10y+x)=54

x-y=6.........(2)

by \: adding\: 1 \: or \: 2

x=8 y=2

changed \: number=28

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