Suppose there are two workers in the kitchen at a local restaurant, Phil and Lucy. There are just two tasks that Phil and Lucy need to complete to satisfy their boss: scaling fish and doing dishes. It takes Phil 30 minutes to scale the fish, but it takes 2 hours for Phil to do all the dishes. In 1 hour, Lucy caneither scale the fish or all the dishes.

Determine the opportunity cost of each worker. Who has the absolute advantage at each task, and who has the comparative advantage?