Math Tests Through the Decades, Copied verbatim from Chicken Hammer:

• 1950s — A logger sells a truckload of lumber for $100. His cost of production is 4/5 of the price. What is his profit ?
• 1960s — 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?
• 1970s — A logger sells a truckload of lumber for $100. His cost of production is $80. Did he make a profit?
• 1980s — 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.
• 1990s — 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, and if you feel like crying, it’s ok. )

• 2009 — Un hachero vende una carretada de maderapara $100. El costo de la producciones es $80. Cuanto dinero ha hecho?