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The sum of the digits of atwo - digit number is 11. Thenumber got by interchangingthe digit is 27 more thanthe original number whatis the number? |
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Answer» Step-by-step explanation: Let the NUMBER be x and the number at TENS place be 11-x Now 10 (11-x)+1×x 110-9x Now when digits are INTERCHANGED 10x+11-x 9x+11 9x+11-110+9x=27 18x=126 X=7 So orginal no was 47 |
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