Solved IB ACIO Question
A solved IB ACIO PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Alphabet Testmedium · 45s
What comes next in the series? Z, Y, X, V, S, ?
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.
The letter positions descend by 1, 1, 2, 3... so after S(19), moving 3 steps back is P(16).
Final Answer: Option A — P