Solved IB ACIO Question
A solved IB ACIO PYQ - decoded step-by-step.
Solve it the standard way once - then learn the shortcut.
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