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Letter Series - Advanced Level: cyclic alphabet ADVANCED

Level up your letter series skills with this challenging mix. 20 advanced-level problems await in Worksheet 24 of 30. Focus area: cyclic alphabet. Learn vowel series, consonant patterns, alphabet gaps through systematic practice. Designed for advanced learners seeking complex scenarios and multi-step problems.

📝 Worksheet 24 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Advanced level

What you'll learn in this worksheet:
Your progress through Letter Series
Worksheet 24 of 30 (80% complete)

Question 1

Find the next letter in the mirror series: C, D, E, F, ?
Mirror image (A↔Z, B↔Y...). Mirror of next letter: T.
mirror, symmetry

Question 2

Find the next letter in the series: A, E, I, ?
Vowel sequence. Next vowel after I is O.
vowels, circular

Question 3

Find the next letter in the series: Q, R, S, T, U, ?
Consecutive alphabetical order. V comes after U.
squares, positions

Question 4

Find the next letter in the series: B, E, D, G, F, ?
Two interleaved sequences. Next: F.
interleaved, double

Question 5

Find the next letter in the series: H, I, J, K, L, ?
Consecutive alphabetical order. M comes after L.
squares, positions

Question 6

Find the next letter in the series: D, I, P, ?
Letters at square positions: 2², 3², ... Next: Y.
squares, positions

Question 7

Find the next letter in the series: J, L, J, L, J, L, ?
Alternating +2/-2. Next: J.
alternating, forward-backward

Question 8

Find the next letter in the series: O, P, Q, R, ?
Consecutive alphabetical order. S comes after R.
consecutive, basic

Question 9

Find the next letter in the series: R, U, T, W, V, Y, ?
Alternating +3/-1. Next: X.
alternating, forward-backward

Question 10

Find the next letter in the series: F, F, H, G, J, H, ?
Two interleaved sequences. Next: I.
interleaved, double

Question 11

Find the next letter in the series: I, I, J, K, K, M, ?
Odd positions: +1, Even positions: +2. Next: O.
odd-even, mixed-step

Question 12

Find the next letter in the series: B, C, E, ?
Letters at Fibonacci positions. Next: H.
fibonacci, positions

Question 13

Find the next letter in the series: J, B, K, D, L, ?
Two interleaved sequences. Next: L.
interleaved, double

Question 14

Find the next letter in the series: Q, R, S, T, U, V, ?
Consecutive alphabetical order. W comes after V.
consecutive, basic

Question 15

Find the next letter in the series: E, G, K, ?
Letters at prime positions. Next prime position: 13 → M.
primes, positions

Question 16

Find the next letter in the series: N, R, V, Z, ?
Each letter skips 3 letter(s). Next: D.
skip, pattern

Question 17

Find the next letter in the series: S, T, U, V, ?
Consecutive alphabetical order. W comes after V.
consecutive, basic

Question 18

Find the next letter in the series: H, J, L, N, P, ?
Each letter skips 1 letter(s). Next: R.
skip, pattern

Question 19

Find the next letter in the series: L, P, T, X, B, ?
Each letter skips 3 letter(s). Next: F.
skip, pattern

Question 20

Find the next letter in the series: A, D, G, J, M, P, ?
Every 3th letter. Next: S.
position, nth-letter
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