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Q: .
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  • A. (W1-W2)/(W2-W3) * 100
  • B. (W2-W3)/(W1-W2) * 100
  • C. (W2-W3)/(W2-W1) * 100
  • D. (W2-W3)/(W3-W1) * 100
Correct Answer: Option D -
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Explanations:

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