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On pairs of positive integers, (x, y) R (u, v) iff xv = yu. Which pair is related to (2, 3)?
A(6, 4)
B(4, 5)
C(4, 6)
D(3, 2)
Answer & Solution
Correct answer: C. (4, 6)
For (4, 6): 2 x 6 = 12 and 3 x 4 = 12, so the cross products match, meaning equal ratios.
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