Mathematics
WAEC 2008
Given the sets A = [2, 4, 6, 8] and B = [2, 3, 5, 9]. If a number is selected at random from set B, what is the probability that the number is prime?
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A.
1
-
B.
\(\frac{3}{4}\)
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C.
\(\frac{1}{2}\)
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D.
\(\frac{1}{4}\)
Correct Answer: Option B
Explanation
A = [2, 4, 6, 8}
B = {2, 3, 5, 9}
Pr = (Prime in B) = \(\frac{3}{4}\)
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