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Q: The average weight of P, Q and R is 62 kg. The weight of R is 12 kg more than P and 9 kg more than Q. What is the average weight of P, Q, R and S if weight of S is 15 kg less than R?
  • A. 58 kg
  • B. 62 kg
  • C. 64 kg
  • D. 60 kg
Correct Answer: Option D -
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Explanations:

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