Question

In a two digit number, if the digit at tens place is 2 more than the digit at units place, and if digit at unit place is x then the number is....​

Answer 1

Step-by-step explanation:

Subtracting from a number that is two digits in decimal such that will always reverse its digits because:

Hence you can choose any digits satisfying . For example gives .

This works even for non-traditional "digits" such as (which is in traditional notation) or (which is in traditional notation). For example gives (forty-two tens plus forty-four ones)

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Related Questions (More Answers Below)

The digit at the ten’s place of a two digit number is twice the digit at the unit’s place.

Answer 2

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The digit in units place is x

The digit in tens place is 5

So the number is 50+x

If the number is reversed,

The units digit is 5

The tens digit is x

So the number is 10x+5