Solved IB ACIO Question
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Q · Order and Rankingmedium · 45s
In a line, R is 15th from the front and 12th from the end. What is the total number of people?
TopicOrder and Ranking
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.
Total = 15 + 12 - 1 = 26 (Option seems off; actual total 26.)
Final Answer: Option B — 27