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受欢迎的 Word Problems >

if a die is thrown twice, find the probability of getting two 3's

解答

i f a d i e i s t h ro w n tw i ce, f in d t h e p ro babi l i t y o f g e tt in g tw o 3^{'} s

解答

\frac{1}{36}

+1

十进制

0.02777 \dots

求解步骤

The possible outcomes when two dice are rolled are

6 \cdot 6

Therefore, the number of possible outcomes:

6^{2}

Find the number of favorable outcomes of getting 2 3 s:

1

Probability

= \frac{number of favorable outcomes}{total number of outcomes}

= \frac{1}{6 ^{2}}

6^{2} = 36

= \frac{1}{36}

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