christopher-wood_60c26a6b0a6d9
christopher-wood_60c26a6b0a6d9
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if the left digit is x,middle digit=3x ,last digit is y the sum of all digits x+3x+y=9 4x +y=9..................(1) the original number =100x+30x+y=130x+y the reversed number=100y+30x+x=31x+100y hence 3…