Solved IB ACIO Question
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Q · Order and Rankingmedium · 45s
There are 31 boys in a horizontal row. Prabu was shifted by three places towards his right side and he occupies the middle position in the row. What was his original position from the right end of 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 middle position out of 31 boys is 16 Hence, Prabu's original position from left end is, Hence, the original position of Prabu from right end is,
Final Answer: Option D - 19th