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#28774 Bangla Language & Literature Statistics and Average Level 0

Average of P numbers is x and average of N numbers is y. Find the average of all of the numbers.

  1. A (Px + Ny)/(p + N)
  2. B (Px + Ny)/xy(P + N)
  3. C (x + y)/(P + N)
  4. D x + y
Answer: A - (Px + Ny)/(p + N)

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