Solved IB ACIO Question
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Q · Missing Numbermedium · 45s
Identify the missing number:7, 14, 28, 56, ?
TopicMissing Number
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.25
Test Duration30 min
← Previous questionQ 30 / 30
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Each term doubles the previous; next is 112.
Final Answer: Option A — 112