Question on: WAEC Mathematics - 2008
Given the sets A = [2, 4, 6, 8] and B = [2, 3, 5, 9]. If a number is picked at random from each of the two sets, what is the probability that their difference is odd?
A
1
B
\(\frac{3}{4}\)
C
\(\frac{1}{4}\)
D
zero
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Correct Option: D
(\begin{array}{c|c} x & 2 & 3 & 5 & 9 \ \hline 2 & 4 & 6 & 10 & 18 \ \hline 4 & 8 & 12 & 20 & 36 \ \hline 6 & 12 & 18 & 30 & 54 \ \hline 8 & 16 & 24 & 40 & 72 \end{array})
Note: A {horizontal}
B {vertical}
Pr (Odd Product) = (\frac{0}{16})
= 0
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