Shelley made some chili with 1/2 of a can of black beans and 1/5 of a can of pinto beans. How many cans of beans did Shelley use in all?

Which of these international trade concepts results in specialization and trade increases in total world output? a) absolute advantage b) balance of payments c) absolute advantage d) international tariffs

If you perfer to learn by reading to yourself instead of participating in a group discussing, you are most likely an

Which scenario describes intraspecific, indirect competition? a. a peacock defends its territory against another peacock. b. lions and hyenas compete for the same prey animals. c. a male black bear eats fish in an area of a lake, so other black bears can’t. d. different species of birds fight over spilled popcorn on the ground.