= 3.14 × 49 × 1.8 = 3.14 × 88.2 = ?
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- Better: 153.86 × 1.8 = 153.86 × (1 + 0.8) = 153.86 + 123.088 = 276.948
- So 276.948 kg. But for practical purposes and alignment with format, use 277.0? But that’s not accurate.
- In such problems, often expected:
- No — 49 × 1.8 = 88.2, then 3.14 × 88.2
- But easier: 3.14 × 49 = 153.86 → 153.86 × 1.8 = 276.948 ≈ 276.95
- But since input uses one decimal, output rounded to nearest whole: 277
