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Mixed Series - Beginner-Intermediate Level: alphanumeric patterns BEGINNER-INTERMEDIATE

Quick intensive drill ★ session: 20 beginner-intermediate-level mixed series questions. Worksheet 7 of 30 - Focus: alphanumeric patterns. Practice complex sequences, multi-rule patterns, hybrid series with instant feedback. Great for developing students needing building on fundamentals with moderate challenges practice.

📝 Worksheet 7 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Beginner-intermediate level

What you'll learn in this worksheet:
Your progress through Mixed Series
Worksheet 7 of 30 (23% complete)

Question 1

Find the next item in the series: 5, P, 7, N, 11, ?
Alternating prime numbers and consonants. Next is M
primes, consonants

Question 2

Find the next item in the series: A, 1, B, 4, C, ?
Alternating perfect squares (starting from 1²=1) and corresponding letters. Next is 9
squares, letters

Question 3

Find the next item in the series: B, 8, C, 27, D, 64, ?
Alternating perfect cubes (starting from 2³=8) and corresponding letters. Next is E
cubes, letters

Question 4

Find the next item in the series: 2, I, 4, K, 8, M, ?
Numbers multiply by 2, letters advance by 2. Next is 16
geometric, alphabet

Question 5

Find the next item in the series: 10, A, 12, I, 14, U, ?
Numbers increase by 2, vowels skip pattern A-E-I-O-U pattern. Next is 16
arithmetic, vowels

Question 6

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

Question 7

Find the next item in the series: 7, U, 9, O, 11, I, ?
Numbers increase by 2, vowels reverse A-E-I-O-U pattern. Next is 13
arithmetic, vowels

Question 8

Find the next item in the series: U, 6, O, 9, I, 12, ?
Numbers increase by 3, vowels reverse A-E-I-O-U pattern. Next is E
arithmetic, vowels

Question 9

Find the next item in the series: B, 4, C, 9, D, 16, E, ?
Alternating perfect squares (starting from 2²=4) and corresponding letters. Next is 25
squares, letters

Question 10

Find the next item in the series: 1, B, 3, D, 5, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 3 each time. Next is F
alphabet, position

Question 11

Find the next item in the series: 4, Q, 9, U, 16, Y, ?
Alternating series: numbers follow squares of 2, 3, ... pattern, letters follow forward by 4 pattern. Next number is 25
alternating, basic

Question 12

Find the next item in the series: 3, F, 7, B, 11, X, 15, ?
Two independent patterns: numbers follow arithmetic progression, letters follow backward pattern. Next letter is T
double, interleaved

Question 13

Find the next item in the series: I, 1, O, 2, U, ?
Alternating factorial numbers (1, 2, ...) and vowels in forward order. Next is 6
factorial, vowels

Question 14

Find the next item in the series: 16, P, 64, L, 256, ?
Alternating powers of 4 (4^2=16, 4^3=64, ...) and corresponding letters. Next is V
power, exponential, letters

Question 15

Find the next item in the series: 3, K, 7, O, 11, S, ?
Alternating series: numbers follow increasing by 4 pattern, letters follow forward by 4 pattern. Next number is 15
alternating, basic

Question 16

Find the next item in the series: C, 9, D, 16, E, 25, ?
Alternating perfect squares (starting from 3²=9) and corresponding letters. Next is F
squares, letters

Question 17

Find the next item in the series: E, 6, I, 24, ?
Alternating factorial numbers (6, 24, ...) and vowels in forward order. Next is O
factorial, vowels

Question 18

Find the next item in the series: 5, A, 8, E, 11, I, 14, ?
Two independent patterns: numbers follow arithmetic progression, letters follow vowel-cycle pattern. Next letter is O
double, interleaved

Question 19

Find the next item in the series: 1, Q, 4, V, 4, A, 5, ?
Two independent patterns: numbers follow fibonacci progression, letters follow skip pattern. Next letter is F
double, interleaved

Question 20

Find the next item in the series: 4, E, 6, G, 8, I, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 2 each time. Next is 10
alphabet, position
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