Solved IB ACIO Question
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Q · Mathematical Operationsmedium · 45s
If – means +, + means ×, × means ÷, ÷ means –, then calculate: 30 × 5 ÷ 6 – 2 + 1
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: 30 ÷ 5 – 6 + 2 × 1. Calculate: 6 – 6 + 2 = 2.
Final Answer: Option A — 2