iran-konkur 2015 Q147

iran-konkur · Other · konkur-riazi_1394 Probability Definitions Finite Equally-Likely Probability Computation
147- Each of the numbers $1, 2, 3, 4, 5, 6$ is written on six equally likely balls. Consecutively, one ball is drawn from the box. What is the probability that an odd or even number appears among them?
(1) $0/1$(2) $0/12$(3) $0/15$(4) $0/2$

\textbf{147-} Each of the numbers $1, 2, 3, 4, 5, 6$ is written on six equally likely balls. Consecutively, one ball is drawn from the box. What is the probability that an odd or even number appears among them?

\begin{tabular}{llll}
(1) $0/1$ & (2) $0/12$ & (3) $0/15$ & (4) $0/2$
\end{tabular}

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