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history of American Maths

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  • 27-11-2007 1:30am
    #1
    Capt'n Midnight
    Moderators, Recreation & Hobbies Moderators, Science, Health & Environment Moderators, Technology & Internet Moderators Posts: 91,900 Mod ✭✭✭✭


    1. 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?

    2. 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?

    3. Teaching Math In 1970
    A logger sells a truckload of lumber for $100. His cost of production is $80. Did he make a profit?

    4. Teaching Math In 1980
    A logger sells a truckload of lumber for $100. His cost of production is $80 and his profit is $20. Your assignment: Underline the number 20.

    5. Teaching Math In 1990
    A logger cuts down a beautiful forest because he is selfish and inconsiderate and cares nothing for the habitat of animals or the preservation of our woodlands. He does this so he can make a profit of $20. What do you think of this way of making a living? Topic for class participation after answering the question: How did the birds and squirrels feel as the logger cut down their homes? (There are no wrong answers. )

    6. Teaching Math today
    Un hachero vende una carretada de maderapara $100. El costo de la producciones es $80.


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