I just keep finding funny stuff

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 sells a truckload of lumber for $100. His cost of production is $80. Did he make a profit? ***

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. ***

Teaching Math In 1990 By cutting down beautiful forest trees, the logger makes $20. What do you think of this way of making a living? Topic for class participation after answering the question: How did the forest birds and squirrels feel as the logger cut down the trees? (There are no wrong answers . ) ***

Teaching Math In 2005 El hachero vende un camion carga por $100. La cuesta de production es...