Use the Table to Find the Probability If a Person Is Selected at Random, Find the Probability

question 106

Multiple Choice

Use the table to find the probability.
-The following table indicates the preference for different types of soft drinks by three age groups. $\begin{array}{r|rrr} & \text { cola } & \text { root beer } & \text { lemon-lime } \\\hline \text { under 21 years of age } & 40 & 25 & 20 \\\text { between 21 and 40 } & 35 & 20 & 30 \\\text { over 40 years of age } & 20 & 30 & 35\end{array}$

If a person is selected at random, find the probability that the person is over 40 years of age.

• A) \(\frac { 2 } { 5 }\)
• B) \(\frac { 1 } { 2 }\)
• C) \(\frac { 3 } { 5 }\)
• D) \(\frac { 1 } { 3 }\)

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Definitions:

Analytical Skills

The ability to collect and analyze information, solve problems, and make decisions based on the available data.

Assertion

A confident and forceful statement of fact or belief, presenting one's stance or viewpoint unequivocally.

Assumption

A thing that is accepted as true or as certain to happen, without proof.

Reason

The power of the mind to think, understand, and form judgments by a process of logic.