a number consists of two digits.the sum of the digits is 7.if27 is added ,the digits are reversed,find the number
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X = 2, So the digit in tens plsce = 2 & the digit in ones place is (7 - 2 = 5) 5, then the number is 25 and when 27 is added the result is 52, the digits interchange their position in the new number. Ans: 25.
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