### Math Teaching

*Math Question in the 1960s :*

A logger sells a truckload of lumber for $1000. His cost of production is 4/5 of the price. What is his profit?

*Math Question in the 1970s :*

A logger sells a truckload of lumber for $1000. His cost of production is 4/5 of the price, or $800. What is his profit?

*Math Question in the 1980s :*

A logger sells a truckload of lumber for $1000. His cost of production is $800. Did he make a profit?

*Math Question in the 1990s :*

A logger sells a truckload of lumber for $1000. His cost of production is $800 and his profit is $200. Underline the number 200.

*Math Question in the 2000s :*

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. What do you think of this way of making a living? How will the birds and squirrels survive after the logger damages their environment? There are no wrong answers.

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