1.

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?​

Answer»

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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