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Please help me On a multiple-choice test of 10 questions with four choices each, Cassandra answers all questions randomly. If only one choice is correct

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On a multiple-choice test of 10 questions with four choices each, Cassandra answers all questions randomly. If only one choice is correct for each question, what is the probability that she answers the first three questions correctly and the last three questions incorrectly? O 3 64 O 9 256 27 4096

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