25. Assume that Kierra cleans Cate's house weekly for $100. Cate would be willing to pay as much as $125 weekly to have her house cleaned. Kierra's opportunity cost is $80.

If Kierra cleans Cate's house, what is the producer surplus?

a. $20

b. $25

c. $80

d. $100

28. Assume that Kierra cleans Cate's house weekly for $100. Cate would be willing to pay as much as $125 weekly to have her house cleaned. Kierra's opportunity cost is $80.

If Kierra cleans Cate's house, what is the consumer surplus?

a. $25

b. $80

c. $100

d. $125