(b) Decide which estimate is closest to the actual answer. Explain your reasoning. (d) A store bought 35 lb of produce. If the store spent $100.80, about how much does the produce cost per pound in dollars? 0.03, 0.3, 3, 30 (e) A 6-pack of juice boxes contains 49.2 oz of juice in total. About how many ounces of juice does each juice box contain? 0.8, 8, 80, 800 (f) In 20 L of air, there is about 0.78 L of carbon dioxide. About how many liters of carbon dioxide are there in 1 L of air? 0.04, 0.4, 4, 40