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
223 : 350 :: 519 : ?
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.
The sum of the digits of the first number plus 1 equals the sum of the digits of the second number. For 519: 5 + 1 + 9 = 15; 15 + 1 = 16; 736’s digits add to 7 + 3 + 6 = 16.
Final Answer: Option A — 736