Question

In a two-digit number, the sum of the digits is 5 more than the units digit. The difference between the original number and the sum of digits is 10 more than the number formed by reversing the digits. Then find the difference between the digits.

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Answer 1

Answer:

Let the number X Y

Than we can write 10X+Y.

X+Y-5 = Y

So X=5

Now applying the given conditions

X Y -(X+Y) +10=Y X

or, 10X+Y-X-Y+10=10Y+X

or,8X+10=10Y

Putting X=5 we get Y=(40+10)/10=5

So the number is 55.

Difference between digit is 0.