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28 May, 11:58

A multiple-choice test contains 10 questions. there are four possible answers for each question. (a) in how many ways can a student answer the questions on the test if the student answer every question? (b) in how many ways can a student answer the questions on the test if the student can leave answers blank?

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  1. 28 May, 12:22
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    A). 4^10 = 1,048,576 ways

    b). 5^10 = 9,765,625 ways
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