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Mixed Series - Intermediate-Advanced Level: alphanumeric patterns INTERMEDIATE-ADVANCED

Ready to master mixed series? This time-bound test features 20 intermediate-advanced-level challenges. Worksheet 22 of 30 sharpens your alphanumeric patterns skills. Master alphanumeric patterns, letter-number combinations, symbol sequences through guided practice. Perfect for advanced developing test preparation.

📝 Worksheet 22 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate-advanced level

What you'll learn in this worksheet:
Your progress through Mixed Series
Worksheet 22 of 30 (73% complete)

Question 1

Find the next item in the series: O, 24, U, 120, A, ?
Alternating factorial numbers (24, 120, ...) and vowels in forward order. Next is 720
factorial, vowels

Question 2

Find the next item in the series: 4, G, 9, C, 16, Y, 25, ?
Two independent patterns: numbers follow square progression, letters follow backward pattern. Next letter is U
double, interleaved

Question 3

Find the next item in the series: 29, N, 31, M, ?
Alternating prime numbers and consonants. Next is 37
primes, consonants

Question 4

Find the next item in the series: 1, M, 3, N, 5, O, ?
Alternating series: numbers follow Fibonacci-style (1, 2, ...) pattern, letters follow forward by 1 pattern. Next number is 8
alternating, basic

Question 5

Find the next item in the series: A, 2, C, 4, E, 6, G, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 2 each time. Next is 8
alphabet, position

Question 6

Find the next item in the series: E, 25, F, 36, G, 49, H, ?
Alternating perfect squares (starting from 5²=25) and corresponding letters. Next is 64
squares, letters

Question 7

Find the next item in the series: D, 4, H, 8, P, 16, F, ?
Alternating powers of 2 (2^2=4, 2^3=8, ...) and corresponding letters. Next is 32
power, exponential, letters

Question 8

Find the next item in the series: 9, E, 16, G, 25, ?
Alternating perfect squares (starting from 3²=9) and position-based letters. Next is I
squares, letters

Question 9

Find the next item in the series: 3, I, 9, J, 27, K, ?
Alternating series: numbers follow multiplying by 3 pattern, letters follow forward by 1 pattern. Next number is 81
alternating, basic

Question 10

Find the next item in the series: A, 2, C, 5, ?
Fibonacci sequence (1, 2, ...) with alternating numbers/letters. Next Fibonacci number is 8, so answer is H
fibonacci, letters

Question 11

Find the next item in the series: A, 1, B, 3, E, 8, ?
Fibonacci sequence (1, 1, ...) with alternating numbers/letters. Next Fibonacci number is 13, so answer is M
fibonacci, letters

Question 12

Find the next item in the series: 24, U, 120, O, 720, ?
Alternating factorial numbers (24, 120, ...) and vowels in reverse order. Next is I
factorial, vowels

Question 13

Find the next item in the series: 10, K, 12, M, 14, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 2 each time. Next is O
alphabet, position

Question 14

Find the next item in the series: D, 4, H, 8, P, 16, F, ?
Alternating powers of 2 (2^2=4, 2^3=8, ...) and corresponding letters. Next is 32
power, exponential, letters

Question 15

Find the next item in the series: O, 1, U, 2, ?
Alternating factorial numbers (1, 2, ...) and vowels in forward order. Next is A
factorial, vowels

Question 16

Find the next item in the series: D, 64, E, 125, F, 216, G, ?
Alternating perfect cubes (starting from 4³=64) and corresponding letters. Next is 343
cubes, letters

Question 17

Find the next item in the series: 9, J, 11, L, 13, N, 15, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 1 each time. Next is P
alphabet, position

Question 18

Find the next item in the series: 4, U, 8, O, 12, I, ?
Numbers increase by 4, vowels reverse A-E-I-O-U pattern. Next is 16
arithmetic, vowels

Question 19

Find the next item in the series: H, 8, P, 16, F, ?
Alternating powers of 2 (2^3=8, 2^4=16, ...) and corresponding letters. Next is 32
power, exponential, letters

Question 20

Find the next item in the series: A, 4, C, 8, E, 16, ?
Numbers multiply by 2, letters advance by 2. Next is G
geometric, alphabet
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