MATHEMATICS

JAMB 2002 - Question 45

Mathematics 2002 JAMB Past Questions - Question 45: The probability of a student passing any examination is 2/3.if the student takes three examination ,what is the probability that he will not pass any of them?

The probability of a student passing any examination is 2/3.if the student takes three examination ,what is the probability that he will not pass any of them?
A:
B:
C:
D:
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Correct Answer

D

Explanation

P (passing) = 2/3 ,P (failling) = 1 - 2/3 = 1/3P (not passing any of them) = 1/3 x 1/3 x1/3 = 1/27