Solved IB ACIO Question
A solved IB ACIO PYQ — decoded step-by-step.
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Q · Alphabet Testmedium · 45s
Find the missing letter: A, C, F, J, O, ?
TopicAlphabet Test
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.
Positions increase by 2, 3, 4, 5, and 6 respectively: A(1), C(3), F(6), J(10), O(15), U(21).
Final Answer: Option A — U