GATE CE 2014 Set 1 — Question 6
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General Aptitude → Analytical Aptitude → Numerical Relations & Reasoning
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Question
Find the odd one in the following group: ALRVX, EPVZB, ITZDF, OYEIK
Correct answer
(D) OYEIK
Solution
Let's examine the numerical positions of the letters in the alphabet for each group:(A) ALRVX: A(1), L(12), R(18), V(22), X(24)
Differences: , , , . Pattern: .(B) EPVZB: E(5), P(16), V(22), Z(26), B(2 or 28)
Differences: , , , . Pattern: .(C) ITZDF: I(9), T(20), Z(26), D(4 or 30), F(6 or 32)
Differences: , , , . Pattern: .(D) OYEIK: O(15), Y(25), E(5 or 31), I(9 or 35), K(11 or 37)
Differences: , , , . Pattern: .Groups A, B, and C follow the same pattern of differences (). Group D is the odd one because its first difference is .
Differences: , , , . Pattern: .(B) EPVZB: E(5), P(16), V(22), Z(26), B(2 or 28)
Differences: , , , . Pattern: .(C) ITZDF: I(9), T(20), Z(26), D(4 or 30), F(6 or 32)
Differences: , , , . Pattern: .(D) OYEIK: O(15), Y(25), E(5 or 31), I(9 or 35), K(11 or 37)
Differences: , , , . Pattern: .Groups A, B, and C follow the same pattern of differences (). Group D is the odd one because its first difference is .
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