What is the probability of rolling a 3 with a number cube that has the numbers 1, 2, 3, 4, 5, and 6 and tossing tails with a coin?
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OpenStudy (anonymous):
any one
OpenStudy (anonymous):
ill give medal and fan
OpenStudy (sparrow2):
1/6
Vocaloid (vocaloid):
1. what is the probability of rolling 3?
2. what is the probability of getting tails?
multiply these two probabilities to find the probability of rolling 3 AND getting tails
OpenStudy (anonymous):
how
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Vocaloid (vocaloid):
also, sparrow2's answer is incorrect (sorry, no offense intended!)
Vocaloid (vocaloid):
hold on a sec, please let me explain
OpenStudy (anonymous):
1.1/3
OpenStudy (anonymous):
would u do 1/3*1/2
Vocaloid (vocaloid):
you're very close,
what is the probability of rolling a 3?
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OpenStudy (anonymous):
3/6
OpenStudy (anonymous):
1/2
Vocaloid (vocaloid):
no, please try again
how many sides have 3 on them?
OpenStudy (anonymous):
1
OpenStudy (anonymous):
1/6
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Vocaloid (vocaloid):
YES! so let's try again:
1. what is the probability of getting 3?
2. what is the probability of getting tails?
multiply these two probabilities to find the answer
OpenStudy (anonymous):
1/6*1/3
OpenStudy (anonymous):
1/18
Vocaloid (vocaloid):
Not quite, what is the probability of getting tails?
OpenStudy (anonymous):
1/2
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