make an LP model (linear programming model).

Finding the maximum sales/profits and minimize the time of production.

iPhonesells for $1099

cost $570 to produce

500,000 iPhones are produced in a day

217 million iPhones produced in a year

It takes roughly 17 hours or 1020 minutes to make an iPhone.

iPadsells for $499

cost $375.10 to produce

300,000 iPads are produced a day

19.2 million iPads are produced a year

It takes roughly 5 days or 7200 minutes to make an iPad.

There are 350,000 workers per facility working 12-hour shifts at $1.90 an hour for iPad and $1.62 for iPhone.

325 workers to make an iPad and 4 people to make an iPhone.