Length 1 inch = 2.54cm 1 mile = 1.6km Weight 1kg = 2.2lb 10kg = 22lb 50kg = 110 lb Capacity 1 US gallon = 3.78543 l Temperature 10°C = 50°F 20°C = 68°F 30°C = 86°F 40°C = 104°F