a multiple choice test consists of 8 questions, each with 4 possible answers but only one of which is correct.what is the probability that an unprepared student will, by chance, get,
a. all correct answers,
b. exactly 5 correct answers,
c. at most 4 correct answers,
d. at most 6 incorrect answers

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  1. please tell me answer for this question I have a tomorrow

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