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There are 5 multiple choice questions with 4 posiible answers each out of which only one is correct.What is the probability of getting atleast 3 answers correct?

Answer :

sami99
Total no of questions=5 Possible answers=20 (5×4) Total correct answers=5 (as there is only one ans correct in each ques) So the probability of getting at least 3 ans correct will be= 3/20 : )
joshinrexy22
No. of MCQ questions = 5
No. of correct answer in 1 MCQ question = 1 out of 4 options
No. of possible answers total = 5 * 4 = 20
No. of total correct answers = 5/20
Probability of getting 3 answers correct is 3/20

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