Kimzy
Kimzy
08-06-2017
Mathematics
contestada
I really don't get probability.
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Kyaspell
Kyaspell
08-06-2017
the answer is C he has 3 choices out of 81...the 4 just represents the amount of problems there are if there are 3 possible answers then the probability of him answering the questions correct is 3 of 81
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