Answer:
<h3>Ji-Woo is helping a supervisor create a database of all employees. The supervisor points out that there is more than one person with the same name, and there are concerns about their records getting confused. Ji-Woo explains that every database record will have a unique <u>system</u> to identify it.</h3>
If you mean the quotient of m divided by 7, then it should be m/7, because it is in its most simplified form.
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I think i dont know the answer but i will try
I believe you have to write up your own. I hope this comes in handy^-^
What book are u according to