Solved IB ACIO Question
A solved IB ACIO PYQ — decoded step-by-step.
Solve it the standard way once — then learn the shortcut.
Q · Mathematical Operationsmedium · 45s
If + means –, – means +, × means ÷, ÷ means ×, then evaluate: 50 + 20 – 10 × 5 ÷ 2
TopicMathematical Operations
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.
Expression: 50 – 20 + 10 ÷ 5 × 2. Calculate: 30 + 2 × 2 = 34.
Final Answer: Option A — 34