You have an economics test in two weeks. It will cover both micro and macroeconomics. Each part will be worth 50 points. You have a total of 100 hours that you can spend studying for this exam. For the first 25 hours you spend studying microeconomics, you will get 1 point more for each hour of studying. After that, you will get 1 point more for each 3 hours you spend studying, up to the maximum possible of 50 points. Macroeconomics is different. For your first 15 hours of studying you will get 1 point for each 45 minutes you spend studying. After that, you will get 1 point for each 1.5 hours you spend up to the maximum of 50 points. How should you allocate your studying time to get the best grade? Why?