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Q: .
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  • A. 248
  • B. 192
  • C. 110
  • D. 260
Correct Answer: Option D - Extra amount = 20(60 – 50) + 12(40 – 35) = 20 × 10 + 12 × 5 = 200 + 60 = `260
D. Extra amount = 20(60 – 50) + 12(40 – 35) = 20 × 10 + 12 × 5 = 200 + 60 = `260

Explanations:

Extra amount = 20(60 – 50) + 12(40 – 35) = 20 × 10 + 12 × 5 = 200 + 60 = `260