Question

the sum of a two digit number and a numbef obtained by interchanging is always divisible by​

Answer 1

Answer:

Numbers can be written in general form. Thus, a two digit number ab will be written as ab = 10a + b. The sum of a 2-digit number and the number obtained by interchanging its digits is always divisible by 11.

Answer 2

The sum of a two-digit number and the number obtained by ...

https://myaptitude.in/maths-c10/the-sum-of-a-two-digit-number-and-the-number-obtained-by-reversing-the-digits-is-66?

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