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Input-Output (Basic) - Expert Level: logical deduction EXPERT

Intensive progress check 🎯 drill: 20 expert-level input-output (basic) questions. Worksheet 30 of 30 hones your logical deduction abilities. Practice logical thinking, problem solving, practice tests under timed conditions. Best for expert-level students seeking challenging problems and time-bound practice.

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

What you'll learn in this worksheet:
Your progress through Input-Output (Basic)
Worksheet 30 of 30 (100% complete)

Question 1

Input: 76 65 78 90 54 96 Step 1: Calculate digit sums → 76(13) 65(11) 78(15) 90(9) 54(9) 96(15) Step 2: Sort by digit sum (ascending) → 54 90 65 76 78 96 What is the final sorted output?
Numbers sorted by sum of their digits (smallest sum first). If sums are equal, numbers sorted by value: 54 90 65 76 78 96
digit-sum, numerical

Question 2

Input: 29 78 22 10 44 74 40 32 Step 1: Even numbers (sorted): 10 22 32 40 44 74 78 Step 2: Odd numbers (sorted): 29 Step 3: Combine (evens then odds): 10 22 32 40 44 74 78 29 What is the final output?
Even numbers first (sorted ascending), then odd numbers (sorted ascending): 10 22 32 40 44 74 78 29
odd-even, separation

Question 3

Input: umbrella hat cat ball ice Step 1: Identify vowel-starting words: ice umbrella Step 2: Identify consonant-starting words: ball cat hat Step 3: Sort each group alphabetically Step 4: Combine (vowels first, then consonants): ice umbrella ball cat hat What is the final output?
Words starting with vowels come first (sorted alphabetically), followed by words starting with consonants (sorted alphabetically): ice umbrella ball cat hat
vowel, consonant, separation

Question 4

Input: 98 83 13 95 68 18 49 59 Step 1: Identify prime numbers: 13 59 83 Step 2: Identify composite numbers: 18 49 68 95 98 Step 3: Combine (primes first, then composites, each sorted ascending): 13 59 83 18 49 68 95 98 What is the final output?
Prime numbers first (sorted ascending), followed by composite numbers (sorted ascending): 13 59 83 18 49 68 95 98
prime, filtering

Question 5

Input: 66 93 90 95 91 81 37 24 Step 1: Even numbers (sorted): 24 66 90 Step 2: Odd numbers (sorted): 37 81 91 93 95 Step 3: Combine (evens then odds): 24 66 90 37 81 91 93 95 What is the final output?
Even numbers first (sorted ascending), then odd numbers (sorted ascending): 24 66 90 37 81 91 93 95
odd-even, separation

Question 6

Input: 78 grape cherry 56 apple 5 banana Step 1: Sorted words → apple banana cherry grape Step 2: Sorted numbers → 5 56 78 Step 3: Interleave (number, word, number, word...) → 5 apple 56 banana 78 cherry grape What is the final output?
Words sorted alphabetically, numbers sorted ascending, then interleaved in pattern: number, word, number, word... → 5 apple 56 banana 78 cherry grape
interleaving, patterns

Question 7

Input: 34 42 earth sun 91 neptune Step 1: Separate → Words: earth sun neptune, Numbers: 34 42 91 Step 2: Sort numbers ascending → 34 42 91 Step 3: Sort words by length (then alphabetically) → sun earth neptune Step 4: Alternate (word, number, word, number...) → sun 34 earth 42 neptune 91 What is the final output?
Words sorted by length (shortest first, alphabetically for ties), numbers sorted ascending, then alternated: sun 34 earth 42 neptune 91
complex, multi-step, advanced

Question 8

Input: 54 70 50 89 73 71 Step 1: Calculate digit sums → 54(9) 70(7) 50(5) 89(17) 73(10) 71(8) Step 2: Sort by digit sum (ascending) → 50 70 71 54 73 89 What is the final sorted output?
Numbers sorted by sum of their digits (smallest sum first). If sums are equal, numbers sorted by value: 50 70 71 54 73 89
digit-sum, numerical

Question 9

Input: 93 8 80 89 10 14 32 4 Step 1: Identify prime numbers: 89 Step 2: Identify composite numbers: 4 8 10 14 32 80 93 Step 3: Combine (primes first, then composites, each sorted ascending): 89 4 8 10 14 32 80 93 What is the final output?
Prime numbers first (sorted ascending), followed by composite numbers (sorted ascending): 89 4 8 10 14 32 80 93
prime, filtering

Question 10

Input: asteroid 23 moon sun 89 12 Step 1: Separate & sort words → asteroid moon sun Step 2: Separate & sort numbers → 12 23 89 Step 3: Alternate (word, number, word, number...) → asteroid 12 moon 23 sun 89 What is the final arrangement?
Words sorted alphabetically, numbers sorted ascending, then placed alternately starting with a word: asteroid 12 moon 23 sun 89
alternating, mixed

Question 11

Input: 17 49 33 24 82 23 Step 2: 17 23 33 24 82 49 Step 3: 17 23 24 33 82 49 What is the final sorted output in ascending order?
Numbers are arranged in ascending order (smallest to largest): 17 23 24 33 49 82
numerical, ascending

Question 12

Input: goat tiger bird monkey lion Step 1: goat bird tiger monkey lion Step 2: goat bird monkey tiger lion Step 3: goat bird monkey lion tiger What will be the final output after complete sorting?
The words are arranged in alphabetical (dictionary) order. goat tiger bird monkey lion → bird goat lion monkey tiger
alphabetical, sorting

Question 13

Input: comet 34 67 12 moon star Step 1: Separate & sort words → comet moon star Step 2: Separate & sort numbers → 12 34 67 Step 3: Alternate (word, number, word, number...) → comet 12 moon 34 star 67 What is the final arrangement?
Words sorted alphabetically, numbers sorted ascending, then placed alternately starting with a word: comet 12 moon 34 star 67
alternating, mixed

Question 14

Input: fig 56 banana 78 31 23 apple grape Step 1: Sorted words → apple banana fig grape Step 2: Sorted numbers → 23 31 56 78 Step 3: Interleave (number, word, number, word...) → 23 apple 31 banana 56 fig 78 grape What is the final output?
Words sorted alphabetically, numbers sorted ascending, then interleaved in pattern: number, word, number, word... → 23 apple 31 banana 56 fig 78 grape
interleaving, patterns

Question 15

Input: 94 28 57 65 8 18 24 98 Step 1: Identify prime numbers: Step 2: Identify composite numbers: 8 18 24 28 57 65 94 98 Step 3: Combine (primes first, then composites, each sorted ascending): 8 18 24 28 57 65 94 98 What is the final output?
Prime numbers first (sorted ascending), followed by composite numbers (sorted ascending): 8 18 24 28 57 65 94 98
prime, filtering

Question 16

Input: 6 68 54 23 1 20 31 7 Step 1: Even numbers (sorted): 6 20 54 68 Step 2: Odd numbers (sorted): 1 7 23 31 Step 3: Combine (evens then odds): 6 20 54 68 1 7 23 31 What is the final output?
Even numbers first (sorted ascending), then odd numbers (sorted ascending): 6 20 54 68 1 7 23 31
odd-even, separation

Question 17

Input: 34 sun asteroid 67 45 galaxy Step 1: Separate & sort words → asteroid galaxy sun Step 2: Separate & sort numbers → 34 45 67 Step 3: Alternate (word, number, word, number...) → asteroid 34 galaxy 45 sun 67 What is the final arrangement?
Words sorted alphabetically, numbers sorted ascending, then placed alternately starting with a word: asteroid 34 galaxy 45 sun 67
alternating, mixed

Question 18

Input: 31 banana grape elderberry 5 date 23 78 Step 1: Sorted words → banana date elderberry grape Step 2: Sorted numbers → 5 23 31 78 Step 3: Interleave (word, number, word, number...) → banana 5 date 23 elderberry 31 grape 78 What is the final output?
Words sorted alphabetically, numbers sorted ascending, then interleaved in pattern: word, number, word, number... → banana 5 date 23 elderberry 31 grape 78
interleaving, patterns

Question 19

Input: 78 45 moon comet galaxy 23 Step 1: Separate & sort words → comet galaxy moon Step 2: Separate & sort numbers → 23 45 78 Step 3: Alternate (word, number, word, number...) → comet 23 galaxy 45 moon 78 What is the final arrangement?
Words sorted alphabetically, numbers sorted ascending, then placed alternately starting with a word: comet 23 galaxy 45 moon 78
alternating, mixed

Question 20

Input: 85 93 11 37 45 25 Step 1: 11 93 85 37 45 25 Step 2: 11 25 85 37 45 93 Step 3: 11 25 37 85 45 93 What is the final sorted output in ascending order?
Numbers are arranged in ascending order (smallest to largest): 11 25 37 45 85 93
numerical, ascending
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