In how many different ways can you answer a multiple choice test that has 5 questions and 3 choices for each answer?
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we have 5 question and 3choice of each answer
so, let _ _ _ _ _ this are question we fill one correct answer so how
3 3 3 3 3 this are 5 possibilities
so according to permutation ,multiply this terms and get answer is 243 ways
"becouse repetation is allowed"
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