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Write Out the Formula for Each of the Following Ratios

question 34

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Write out the formula for each of the following ratios:
Write out the formula for each of the following ratios:


Definitions:

Relational Database

A database variant designed to handle and make accessible interrelated data points.

Cardinality

In database design, it refers to the uniqueness of data values that can be contained in a particular column or attribute.

Entity

Something that exists independently with a distinctive identity, especially in the context of databases where it refers to an object about which data can be stored.

Cardinality

In database design, it refers to the uniqueness of data values contained in a column; in relationships, it describes the attributes of the relationship between tables.

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