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Input-Output - Intermediate Level: complex patterns INTERMEDIATE

Boost your speed and accuracy with this adaptive style 📈 worksheet. Worksheet 15 of 30 presents 20 intermediate-level input-output problems. Focus on complex patterns while practicing input-output logic, machine operations, stepwise transformation. Difficulty: moderate complexity with mixed patterns. Perfect for mid-level test takers.

📝 Worksheet 15 of 30 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Intermediate level

What you'll learn in this worksheet:
Your progress through Input-Output
Worksheet 15 of 30 (50% complete)

Question 1

Rule: add number prefix - Add sequential numbers as prefix (1, 2, 3...) Example: red blue green → 1red 2blue 3green Input: orange yellow pink Output: ?
Following the 'add number prefix' rule: orange yellow pink → 1orange 2yellow 3pink
stepwise, classic, transformation

Question 2

Input: 84 jasmine sunflower 71 63 32 daisy lotus Step 1: Sort numbers ascending, then words alphabetically What is Step 1 output?
All numbers moved to left (sorted ascending), then words sorted alphabetically: 32 63 71 84 daisy jasmine lotus sunflower
sorting, word/number, multi-stage

Question 3

Input: CODE Step 1 (lowercase): code What is the final output after all 2 transformations?
Applied lowercase, remove_vowels sequentially: CODE → cd
function, composition, chaining

Question 4

Input: lemon 27 fig 38 date Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: Lemon 4 gif 83 Date
coding, conditional, rules

Question 5

Rule: double letters - Double each letter in every word Example: cat dog fox → ccaatt ddoogg ffoxx Input: bat rat mat Output: ?
Following the 'double letters' rule: bat rat mat → bbaatt rraatt mmaatt
stepwise, classic, transformation

Question 6

Word: BRAIN Step 1: Shift each letter +2 → DTCKP Step 2: Product of positions Find Step 2.
Product of alphabetical positions: BRAIN → 4536
alpha-coding, decoding, positions

Question 7

Input: 31 19 cat apple bat 42 dog fig Step 1: 19 31 42 apple bat cat dog fig Step 2: 38 62 84 APPLE BAT CAT DOG FIG Step 3: Add 5 to numbers, replace 'A' with '*' What is Step 3 output?
From Step 2, numbers increased by 5, 'A' replaced with '*': 43 67 89 *PPLE B*T C*T DOG FIG
logic, chaining, multi-step

Question 8

Input: 246 30 76 35 Rule: Apply right shift on first number Output: ?
Right shift by 2 bits: 246 >> 2 = 61
bitwise, logical, operations

Question 9

Input: mango 35 cherry 42 peach Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: naoho 25 yrrehc 4 hcaep
coding, conditional, rules

Question 10

Input: lotus 32 orchid 84 lily 45 63 rose Step 1: Sort numbers ascending, then words alphabetically What is Step 1 output?
All numbers moved to left (sorted ascending), then words sorted alphabetically: 32 45 63 84 lily lotus orchid rose
sorting, word/number, multi-stage

Question 11

Input: mango 35 cherry 42 peach Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: naoho 53 diessz 24 qeadi
coding, conditional, rules

Question 12

Input: lemon 27 fig 38 date Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: Lemon 9 gif 11 Date
coding, conditional, rules

Question 13

Input: mango 35 cherry 42 peach Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: naoho 25 diessz 4 Peach
coding, conditional, rules

Question 14

Input: 19 31 bat fig cat dog 42 apple Step 1: 19 31 42 apple bat cat dog fig Step 2: 38 62 84 APPLE BAT CAT DOG FIG Step 3: Add 5 to numbers, replace 'A' with '*' What is Step 3 output?
From Step 2, numbers increased by 5, 'A' replaced with '*': 43 67 89 *PPLE B*T C*T DOG FIG
logic, chaining, multi-step

Question 15

Rule: swap first and last - Swap first and last letter of each word Example: code logic brain → eod cigol nairb Input: python java cpp Output: ?
Following the 'swap first and last' rule: python java cpp → nythop aavj ppc
stepwise, classic, transformation

Question 16

Input: 20 21 59 78 Coding Scheme: 0→@, 1→#, 2→$, 3→%, 4→&, ... Rule: Replace each digit with its corresponding symbol Output: ?
Each digit replaced by its symbol: 20 21 59 78 → $@ $# *^ ?~
symbol, coding, substitution

Question 17

Input: apple 42 banana 16 kiwi Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: fpple 3 caoaoa 36 lixi
coding, conditional, rules

Question 18

Word: BRAIN Step 1: Shift each letter +2 → DTCKP Step 2: Product of positions Find Step 2.
Product of alphabetical positions: BRAIN → 4536
alpha-coding, decoding, positions

Question 19

Input: lemon 27 fig 38 date Apply conditional rules based on item type and properties Output: ?
Applied specific rules to each element based on its type and characteristics: menoo 4 gih 64 eaue
coding, conditional, rules

Question 20

Input: BRAIN Step 1 (double_letters): BBRRAAIINN What is the final output after all 2 transformations?
Applied double_letters, swapcase sequentially: BRAIN → bbrraaiinn
function, composition, chaining
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