Nigerian plot standard: 648m² (18×36m = 60×120ft). A standard acre = 6.25 plots. In Ghana, a plot ≈ 100ft × 100ft = 2023m². SA morgen ≈ 0.856 ha. Always verify with local survey documents.
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Volume & Capacity
Metric · Imperial · Fluid measures
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Speed & Velocity
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Fuel Efficiency
km/L · L/100km · MPG
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Typical African fuel efficiency: Kia Picanto: 14–16 km/L, Toyota Corolla: 12–14 km/L, Toyota HiLux: 8–10 km/L. With petrol at ₦850–₦900/L in Nigeria, tracking km/L saves money.
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Cooking Measurements
Cups · Tablespoons · Teaspoons · mL
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Digital Storage & Data
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Energy
Joules · kWh · Calories · BTU
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Useful for solar: 1 kWh = 3,600,000 J. A 200Wh solar battery stores 720,000 J = 172 kcal. Average Nigerian home uses 3–8 kWh/day.