If there sum of a number of two digits and number formed by reversing the digit is 99 then what is sum of digits of original number
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X=9
Y=9
By First Condition
10(x) +y=99
10(9) +9=99
90+9=99
99=99
By Second Condition
10(y)+x=99
10(9)+9=99
90+9=99
99=99
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