12. Quantitative is data and numbers something that can be measured (examples: the number of animals on a farm or cartons of eggs. Qualitative is like quality of something . Examples could be the hair colors of a classroom or the types of dogs at a shelter 2. length is quantitative 5. I’m pretty sure mass is quantitative 6 mass is pretty much the amount of matter that is in a object I hope I’m right, also sorry I didn’t understand/feel like doing 11 and 13