Math through the ages Teaching Math in 1950: A ...

Math through the ages Teaching Math in 1950: A logger sells a truckload of lumber for $100. His cost of production is 4-5 of the price. What is his profit? Teaching Math in 1960: A logger sells a truckload of lumber for $100. His cost of production is 4-5 of the price, or $80. What is his profit? Teaching Math in 1970: A logger exchanges a set "L" of lumber for a set "M" of money. The cardinality of set "M" is 100. Eachelement is worth one dollar.Make 100 dots representing the elements of the set "M". The set "C",the cost of productioncontains 20 fewer points than set "M". Represent the set "C" as a subset of set "M" and answer the following question: What is the cardinality of the set "P" for profits? Teaching Math in 1980: A logger sells a truckload of lumber for $100. Her cost of production is $80 and her profit is $20. Your assignment: Underline the number 20. Teaching Math in 1990: By cutting down beautiful forest trees, the logger makes $20. What do you think of this way of making aliving? Topic for class participation after answering the question:How did the forest birds and squirrels feel as the logger cut downthe trees? There are no wrong answers. Teaching Math in 1996: By laying off 40% of its loggers, acompany improves its stock price from $80 to $100. How muchcapital gain per share does the CEO make by exercising his stockoptions at $80? Assume capital gains are no longer taxed,because this encourages savings. Teaching Math in 1997: A company outsources all of its loggers.The firm saves on benefits, and when demand for its product isdown, the logging work force can easily be cut back. The averagelogger employed by the company earned $50,000, had three weeksvacation, a nice retirement plan and medical insurance. Thecontracted logger charges $50 an hour. Was outsourcing a good move? Teaching Math in 1998: A laid-off logger with four kids at home anda ridiculous alimony from his first failed marriage comes into thelogging company corporate offices and goes postal, mowing down16 executives and a couple of secretaries, and gets lucky when henails a politician on the premises collecting his kickback. Wasoutsourcing the loggers a good move for thecompany? Teaching Math in 1999: A laid-off logger serving time in Folsom for blowing away several people is being trained as a COBOLprogrammer in order to work on Y2K projects. What is theprobability that the automatic cell doors will open on their own as of00:01, 01-01-2000?

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