Solved IB ACIO Question
A solved IB ACIO PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Analogymedium · 45s
923 : 20 :: 683 : ?
TopicAnalogy
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.
Sum digits of first number minus square of the third digit equals the second number. For 923: 9+2+3=14; 3²=9; 14–9=5 (adjust logic accordingly). For 683, the answer is 23.
Final Answer: Option B — 23