Solved IB ACIO Question
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Q · Missing Numbermedium · 45s
Identify the missing number:1, 8, 27, ?, 125, 216
TopicMissing Number
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.25
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Cubes sequence: 1³, 2³, 3³, 4³, 5³, 6³. So missing number is 4³=64.
Final Answer: Option C — 64