Electronex Corporation currently employs four workers. Tom is capable of producing 20 transistor radios or 5 cellular telephones.Sue can produce 8 radios or 8 phones.Jane can produce 4 radios or 16 phones.Bill can produce 40 radios or 20 phones.

2. Graph the production possibilities frontier for Electronex Corporation. Place radios (R) on the vertical axis.
4. What is the opportunity cost of producing the first 20 phones? Show calculations.
6. What is the opportunity cost of producing the 37th radio? Show calculations.
8. Suppose that Electronex is currently producing 60 radios and 16 phones. What is the opportunity cost of expanding radio production by 8 units? Explain.

General Industries uses inputs A, B, C, and D to produce two different goods, X and Y. Input A can produce 10 units of X or 5 units of Y. B can produce 20 X or 30 Y, C can produce 8 X or 16 Y, and D can produce 12 X or 12 Y.

2. What is the cost of producing 20 units of X?
4. What is the cost of producing 20 units of Y?
6. What is the cost of producing the 30^th unit of X.
8. Can General Industries produce 16 units of Y and 22 units of X?
10. Can they produce 30 units of X and 50 units of Y?