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Vijay is 11th from the left end and Ajay is 15th from the right end in a row of boys. They interchange their positions, after which Vijay becomes 25th from the left end. How many boys are there in the row?

Competition practiceOrder & Ranking
  • A41
  • B39
  • C38
  • D40

Step-by-Step Solution

After the swap Vijay takes Ajay's seat, which is 15th from the right and now 25th from the left. Total = 25 + 15 - 1 = 39 boys.
Answer: B) 39

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