The countries of Orion and Scorpius are small nations. Both produce granite and blueberries. Each nation has a labor force of 800. Orion has a comparative advantage in the production of granite. Scorpius has a comparative advantage in the production of blueberries.

Given that without trade, each country will want to consume an equal number of tons of granite and bushels or blueberries. How many will both nations consumer? What is the total production?