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Tina Singh • 10.85K Points
Tutor II Reasoning

  • (A) 420
  • (B) 440
  • (C) 460
  • (D) 480
Correct Answer - Option(B)

Explanation by: Tina Singh
As, 14^2 - 1 = 195

Similarly, 21^2 - 1 = 440

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