The Production Possibility Frontier for an economy is given by y = 20 If this economy is producing 4 units of good x, then its MRT is equal to A. 1/2 B. 12 O C. 16 OD. 20 OE. Not enought information to tell Question 5 The Production Possibility Frontier for an economy is given by y = 40 If this economy is producing 10 units of good x, then its MRT is equal to VOA. 1/2 OB. 1 OC. 2 OD. 10 OE. 35