Adrianne’s Premium Packaging Service subcontracts with a chocolate manufacturer to box premium chocolates for their mail-order catalogue business. She rents a small room for $250 a week in the downtown business district that serves as her factory. She can hire workers for $275 a week. Number of Chocolates Produced Marginal Product Cost of Cost of Total
Workers per Week of Labour Factory Workers Cost
0 0
1 300 $250 $275 $525
2 630
3 150 $825 $1075
4 890
5 950 60 $1375
6 10 $1900
One week, Adrianne earns a profit of $125. If her revenue for the week is $100, how many boxes of chocolate did she produce?
a. 140
b. 330
c. 780
d. 950