QQuestionMathematics
QuestionMathematics
Convert 8 lb 4 oz to kilograms (rounded to the tenths place):
A. 3.7 kg
B. 3.6 kg
C. 4.0 kg
D. 4.2 kg
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Answer
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Step 1:I'll solve this step-by-step using precise LaTeX formatting:
Step 2:: Convert pounds to ounces
• Total ounces = $$128 + 4 = 132$$ oz
• 1 lb = 16 oz
Step 3:: Convert ounces to kilograms
• Conversion factor: $$1 \text{ oz} = 0.0283495 \text{ kg}
• Calculation: 132 \times 0.0283495 = 3.742214 \text{ kg}
Step 4:: Round to tenths place
• $$3.742214 \text{ kg} \approx 3.7 \text{ kg}
Step 5:: Check answer choices
• The value $$3.7 \text{ kg}$$ corresponds to option A
Final Answer
Key Insights: - Converted total weight to ounces first - Used precise conversion factor - Rounded to nearest tenth of a kilogram - Carefully followed LaTeX formatting guidelines
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