Practice NAT Analytical Reasoning questions with answers and explanations.
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The series alternates from the beginning and end of the alphabet.
After C and X, the next beginning letter is D.
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The letters are initials of the days from Sunday onward.
The sixth day in the sequence is Friday.
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Each pair contains consecutive letters, and each new pair starts three positions later.
After JK, the next pair is MN.
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Each letter is four positions after the previous one.
P plus four positions gives T.
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The first letters move forward while the second letters move backward.
After D-W comes E-V.
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The first letters advance and the second letters retreat.
After D-U comes E-T.
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The successive increases are 4, 6, 8, and 10.
The next increase is 12, so 41 + 12 = 53.
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The terms follow n(n + 1): 1×2, 2×3, 3×4, and so on.
The next term is 6×7 = 42.
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The operations alternate between multiplying by 3 and dividing by 2.
After 18, multiply by 3 to get 54.
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Each term is the sum of the preceding two terms.
Thus, 5 + 8 = 13.
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The sequence skips one letter each time.
After G, the next alternate letter is I.
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The sequence moves backward by two letters.
Two letters before T is R.
