Finding the part
In the metric system, the mass of 1 milliliter of water is 1 gram. A gallon of water weighs about 8 pounds. What is the mass of a gallon of water to the nearest tenth of a kilogram? (1 lb. = 0.454 kg)
What is 3.6 kg?
Robert enters a race. The race is 10 kilometers long, but he is more familiar with miles than kilometers. How many miles are in 10 kilometers to the nearest tenth of a mile? (1 mile ≈ 1.61 km)
What is 6.2 miles?