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Two fair dice are rolled and the possibilities are below. Find the probability that the sum is not 9. Leave probability as fraction and reducir.

Solución

Two fair dice are rolled and the possibilities are below. Find the probability that the sum is not 9. Leave probability as fraction and reduce.

Solución

\frac{8}{9}

Pasos de solución

Find the probability of the sum is 9;.:

\frac{1}{9}

Probability of the sum is not 9;.

= 1 -

Probability of the sum is 9;.

= 1 - \frac{1}{9}

1 - \frac{1}{9} = \frac{8}{9}

= \frac{8}{9}

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