Solution: How to represent a two digit number?

If a two digit number has x for its unit’s digit and y for its ten’s digit, represent the number. How to solve digit problems?

How to represent a two digit number?

Problem Statement: EE Board October 1994

If a two digit number has x for its unit’s digit and y for its ten’s digit, represent the number.

Problem Answer:

The two digit number is represented by: 10y + x.

Solution:

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