P

Praveen Singh • 36.71K Points
Coach Reasoning

  • (A) 300
  • (B) 336
  • (C) 420
  • (D) 525
Correct Answer - Option(B)

Explanation by: Praveen Singh
The pattern is + 36, + 60, + 90,.....i.e. + [6 x (6 + 0)], + [6 x (6 + 4)], + [6 x (6 + 9)],...

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