Find the Indicated Probability $P ( A ) = 0.4 , P ( B ) = 0.5$

question 6

Multiple Choice

Find the indicated probability.
-If $P ( A ) = 0.4 , P ( B ) = 0.5$ , and $P ( A$ and $B ) = 0.3$ , find $P ( A$ or $B )$ .

• A) \(\mathrm { P } ( \mathrm { A }\) or \(\mathrm { B } ) = 0.8\)
• B) \(\mathrm { P } ( \mathrm { A }\) or \(\mathrm { B } ) = 0.5\)
• C) \(\mathrm { P } ( \mathrm { A }\) or \(\mathrm { B } ) = 0.6\)
• D) \(\mathrm { P } ( \mathrm { A }\) or \(\mathrm { B } ) = 0.9\)

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