Solved IB ACIO Question
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Q · Order and Rankingmedium · 45s
A boy is 11th from left and 12th from right in a line. How many boys in total?
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 = 11 + 12 - 1 = 22.
Final Answer: Option B — 23