If $n ( A ) = 60$ $n ( B ) = 24$

question 101

Multiple Choice

If $n ( A ) = 60$ , $n ( B ) = 24$ , and $n ( A \cap B ) = 3$ , find $n ( A \cup B )$ .

• A)81
• B) 60
• C) 84
• D) 24
• E) 87

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Definitions:

Records

Documents or files that preserve information or evidence of events, transactions, or processes.

Tables

Structures in databases or spreadsheets that organize data into rows and columns for easy reference and manipulation.

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In programming, instances of classes that encapsulate both data and functions, allowing for structured and modular code development.

Data Warehouse

A large-scale collection of data that contains and organizes in one place all the data from an organization’s multiple databases.