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Letter Series - Advanced Level: double letter patterns ADVANCED

Quick competitive exam prep session: 20 advanced-level letter series questions. Worksheet 27 of 30 - Focus: double letter patterns. Practice reverse patterns, skip sequences, letter shifting with instant feedback. Great for advanced students needing complex scenarios and multi-step problems practice.

📝 Worksheet 27 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Advanced level

What you'll learn in this worksheet:
Your progress through Letter Series
Worksheet 27 of 30 (90% complete)

Question 1

Find the next letter in the mirror series: G, H, I, ?
Mirror image (A↔Z, B↔Y...). Mirror of next letter: Q.
mirror, symmetry

Question 2

Find the next letter in the series: G, J, H, K, I, ?
Alternating +3/-2. Next: L.
alternating, forward-backward

Question 3

Find the next letter in the series: R, S, T, V, W, ?
Consonant sequence. Next consonant: X.
consonants, skip-vowels

Question 4

Find the next letter in the series: J, K, M, P, ?
Increasing jumps (+1, +2, +3...). Next: T.
increasing, jumps

Question 5

Find the next letter in the series: D, E, F, G, H, ?
Consecutive alphabetical order. I comes after H.
consecutive, basic

Question 6

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

Question 7

Find the next letter in the series: A, E, I, M, ?
Every 4th letter. Next: Q.
position, nth-letter

Question 8

Find the next letter in the series: B, E, H, K, N, Q, ?
Every 3th letter. Next: T.
position, nth-letter

Question 9

Find the next letter in the series: B, D, F, H, J, L, ?
Every 2th letter. Next: N.
position, nth-letter

Question 10

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

Question 11

Find the next letter in the series: F, J, I, M, L, ?
Alternating +4/-1. Next: P.
alternating, forward-backward

Question 12

Find the next letter in the series: D, H, L, P, T, X, ?
Every 4th letter. Next: B.
position, nth-letter

Question 13

Find the next letter in the series: G, I, H, J, I, ?
Alternating +2/-1. Next: K.
alternating, forward-backward

Question 14

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

Question 15

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

Question 16

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

Question 17

Find the next letter in the series: G, K, I, L, ?
Two interleaved sequences. Next: M.
interleaved, double

Question 18

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

Question 19

Find the next letter in the mirror series: M, N, O, P, ?
Mirror image (A↔Z, B↔Y...). Mirror of next letter: J.
mirror, symmetry

Question 20

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