The table above shows Mary's utility from chips and soda. Mary ...

[mpobi80]

The table above shows Mary's utility from chips and soda. Mary buys only chips and soda. Chips cost 2 per bag and soda costs 4 per six-pack. She has 20 to spend per week. To maximize her utility, Mary will buy
 
  A) 5 sodas and 5 bags of chips.
  B) 3 sodas and 3 bags of chips.
  C) 8 sodas and 8 bags of chips.
  D) 6 sodas and 2 bags of chips.

Question 2

In the above figure, the marginal cost of the last unit produced by the profit maximizing firm is
 
  A) 5.
  B) 10.
  C) 15.
  D) 20.

[shoemake]

Answer to Question 1

D

Answer to Question 2

B