The French artist Pierre-Paul Prud'hon created chiaroscuro by using black and white chalk on paper
The amount of vinegar is the amount of mayo divided by 2. therefore the answer is 8 teaspoons of vinegar.
If it were the other way around and you knew the amount of vinegar and needed to find out the amount of mayo, you would multiply the vinegar by 2
Paint a picture in the form of a comic strip. Each box will have a picture of how Greece, and Rome changed over time. Include how they worked together, and how they did not.