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18. What is the probability of drawing a BLACK card with an odd number OR a card with a LETTER?A.21261B..ع1726p D. 13

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Let:

A = Draw a black card

B = Draw and odd number

C = Draw a card with a letter

so:


\begin{gathered} P(A\cap B)=(8)/(52)=(2)/(13) \\ P(C)=(16)/(52)=(4)/(13) \end{gathered}

Therefore:


P((A\cap B)\cup C)=(2)/(13)+(4)/(13)=(2+4)/(13)=(6)/(13)

User Pavel Vyazankin
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