8) Fill in the table below and graph the total benefit and marginal benefit curves of cups of coffee per day.

Q

TB

MB

Cups of Coffee

Total Benefit

Marginal Benefit

1

$3

3.00

2

$5.50

2.50

3

$7.50

2.00

4

$9.00

1.50

5

$10.00

1.00

6

$10.50

0.50

7

$10.50

0.00

Based on the graphs, how many cups of coffee should be purchased if the price of a cup of coffee is $1.25. Why?