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You're taking a multiple choice test that has 8 questions. Each of the questions has 5 choices with one correct choice per question. If you select one of these options per question and leave nothing blank in how many ways can you answer the question?

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MissPhiladelphia

This problem is an example of counting principles, since there are 8 questions and each questions has 5 choices with only one correct answer per question. So the number of ways the exam can be answered is 5 ways per question since there 8 questions

5 x 5 x5 x5 x5 x5 x5 x5 = 390625 ways

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