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Mixed Series - Expert Level: position-value mix EXPERT

Strategic basic drills ★ for mixed series: 20 expert-level problems. Worksheet 29 of 30 - Focus: position-value mix. Develop expertise in alphanumeric patterns, letter-number combinations, symbol sequences with step-by-step solutions. Ideal for expert-level learners targeting challenging problems and time-bound practice.

📝 Worksheet 29 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Expert level

What you'll learn in this worksheet:
Your progress through Mixed Series
Worksheet 29 of 30 (96% complete)

Question 1

Find the next item in the series: 5, F, 13, H, 34, ?
Fibonacci sequence (5, 8, ...) with position-based letters. Next Fibonacci number is 55, so answer is J
fibonacci, letters

Question 2

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

Question 3

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

Question 4

Find the next item in the series: 4, F, 6, K, 8, P, 10, ?
Two independent patterns: numbers follow arithmetic progression, letters follow skip pattern. Next letter is U
double, interleaved

Question 5

Find the next item in the series: 9, E, 16, G, 25, I, ?
Alternating perfect squares (starting from 3²=9) and position-based letters. Next is 36
squares, letters

Question 6

Find the next item in the series: E, 8, M, 21, H, ?
Fibonacci sequence (5, 8, ...) with alternating numbers/letters. Next Fibonacci number is 55, so answer is 55
fibonacci, letters

Question 7

Find the next item in the series: 4, A, 6, E, 8, I, 10, ?
Two independent patterns: numbers follow arithmetic progression, letters follow vowel-cycle pattern. Next letter is O
double, interleaved

Question 8

Find the next item in the series: 3, C, 9, I, 27, A, ?
Alternating powers of 3 (3^1=3, 3^2=9, ...) and corresponding letters. Next is 81
power, exponential, letters

Question 9

Find the next item in the series: 7, H, 9, J, 11, L, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 2 each time. Next is 13
alphabet, position

Question 10

Find the next item in the series: 1, C, 4, E, 9, G, 16, I, ?
Alternating perfect squares (starting from 1²=1) and position-based letters. Next is 25
squares, letters

Question 11

Find the next item in the series: P, 3, S, 6, V, 12, ?
Numbers multiply by 2, letters advance by 3. Next is Y
geometric, alphabet

Question 12

Find the next item in the series: 59, J, 61, H, 67, G, ?
Alternating prime numbers and consonants. Next is 71
primes, consonants

Question 13

Find the next item in the series: 4, C, 8, D, 16, E, ?
Numbers multiply by 2, letters advance by 1. Next is 32
geometric, alphabet

Question 14

Find the next item in the series: 1, C, 4, E, 9, G, 16, I, ?
Alternating perfect squares (starting from 1²=1) and position-based letters. Next is 25
squares, letters

Question 15

Find the next item in the series: 9, I, 27, A, 81, C, ?
Alternating powers of 3 (3^2=9, 3^3=27, ...) and corresponding letters. Next is 243
power, exponential, letters

Question 16

Find the next item in the series: 5, F, 7, H, 9, J, ?
Alternating between letters and their positions in alphabet (A=1, B=2, ...). Letters advance by 3 each time. Next is 11
alphabet, position

Question 17

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 18

Find the next item in the series: 1, C, 4, E, 9, G, 16, I, ?
Alternating perfect squares (starting from 1²=1) and position-based letters. Next is 25
squares, letters

Question 19

Find the next item in the series: 3, G, 5, F, 7, ?
Alternating prime numbers and consonants. Next is D
primes, consonants

Question 20

Find the next item in the series: 16, P, 64, L, 256, V, 1024, ?
Alternating powers of 4 (4^2=16, 4^3=64, ...) and corresponding letters. Next is J
power, exponential, letters
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