If you wanted to mix pure methane with water and end up with 70 gallons of 20% methane, how many gallons of each should you use? You should use gallons of water and gallons of methane > Next Question

Henry's butcher shop uses an electronic scale that measures to 1/100 of a pound. which is the most accurate measurement based on the limitations of the scale that might be found on a package of meat sold by henry?