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Determine the weight of potassium in a 50 kg NPK (20:20:10) bag of fertilizer.

Determine the weight of potassium in a 50 kg NPK (20:20:10) bag of fertilizer.
  • A.
    5.0 kg
  • B.
    7.0 kg
  • C.
    10.0 kg
  • D.
    20.0 kg
Correct Answer: Option C
Explanation