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ICSE Class 8 Answered

the sum of the digit of the two- digit number is 12 if the new number formed by reversing the digit  is greater then the original numberby 54 find the original number
Asked by chaudharysn165 | 26 Sep, 2018, 08:52: PM
answered-by-expert Expert Answer
let the digit is 10x + y
x + y = 12....(1)
reversing digits we get, 10y + x
10y + x - 10x - y = 54
9y - 9x = 54
y - x = 6.....(2) 
solve (1) and (2) to get x and y
your number will be 10x + y
Answered by Arun | 27 Sep, 2018, 09:57: AM

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