Solved IB ACIO Question
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Q · Order and Rankingmedium · 45s
In a row of boys, Sachin is eighth from the left end and Karthik is fifteenth from right end. If they interchange their position, Sachin becomes 20 from the left. What is the total number of boys in the row?
TopicOrder and Ranking
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.25
Test Duration30 min
Step-by-Step Solution
The complete worked solution.
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the total number of boys = 20 + 15 – 1 = 34
Final Answer: Option C - 34