Question

2. The sum of a two digit number and the number
obtained by interchanging its digits, is always a
multiple of
(a) 11
(b) 12
(c) 10
(d) none of these​

Answer 1

Answer:

11

Step-by-step explanation:

let we take 99 it is the multiple of 11

Answer 2

hey mate hear is your answer:-

11