Find the Cardinal Number of the Set $n ( B \cup C )$

question 104

Multiple Choice

Find the cardinal number of the set.
-The numbers in the Venn Diagram below represent cardinalities.
Find $n ( B \cup C )$

• A) 49
• B) 14
• C) 60
• D) 42

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Definitions:

Land Animal

An organism that lives primarily or exclusively on land rather than in water or air.

Decay Rate

The rate at which radioactive substances lose their activity over time, leading to the decrease in the number of radioactive atoms present.

Radioactive

Having the property of emitting ionizing radiation or particles as a result of nuclear decay.

Radiometric Dating

Radiometric dating is a technique that allows geologists to estimate the precise ages at which one geological formation ends and another begins.