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# Probability with Two Dice

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You roll two fair dice, a red one and green one

a. what is the probability of getting a 4 on the red die and a 2 on the green die?

b. what is the probability of getting a 4 on the red die or a 2 on the green die?

c. suppose we know that a 4 was rolled on one of the dice. What is the conditional probability of that the sum of two dice will exceed 8?

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#### Solution Preview

a. What is the probability of getting a 4 on the red die and a 2 on the green die?

P(getting a 4 on the red die and a 2 on the green die)=P(getting a 4 on the red die)*P(getting a 2 on the green die)
=(1/6)*(1/6)=1/36

b. What is the probability of getting ...

#### Solution Summary

The expert examines the probability with two dice.

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