Question

2. Which of the following cannot be the difference between a two-digit number and then.
obtained by interchanging the digits?
(a) 72
(b) 36
(c) 54
(d) 48


Plz help... ❤️​

Answer 1

Answer:

C is right but not sure bro

Answer 2

Answer:

Hello mate!!

Let one number be 10x+y.

Reverse =10y+x

10x+y-(10y+x)=10x+y-10y-x

=9x-9y=9(x-y)

The difference between the two numbers must be divisible by 9.

Hope it helps you..

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