Number of
Pairs

Marginal Benefit measured as
willingness to pay of:

Ann

Betty

Carol

First

$100

$80

$90

Second

20

40

30

Third

10

30

10

Fourth

5

10

2

Fifth

2

5

1


a) If the price of shoes is $15, how many pairs
will Ann buy?


a) If the price of shoes is $15, how many pairs
will Betty buy?


c) If the price of shoes is $15, how many pairs
will Carol buy?


d) If the price of shoes is $15, how many pairs of
shoes will be bought in total?


e) What will Ann's consumer surplus be at this
price? $


f) What will the total consumers' surplus be?
$

