: #Laughs SAT score decayAs we all know SAT scores have been on the decline for years.The following may be the reason why.A math problem in the 60'sA logger sells a truckload of lumber for 0.

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#Laughs SAT score decayAs we all know SAT scores have been on the decline for years.The following may be the reason why.A math problem in the 60'sA logger sells a truckload of lumber for 0.

His cost of production is four-fifths of this price.

What is his profit?A math problem in the 70'sA logger sells a truckload of lumber for 0.

His cost of porduction is four-fifths of this price, or .

What is his profit?A math problem in the 70's using New MathA logger exchanges a set L of lumber for a set M of money.

The cardinality of set M is 100, and each element is worth .

Make 100 dots representing the elements of set M.

The set C of the cost of production contains 20 fewer points than set M, and answer the following question: What is the cardinality of the set P of profits?A math problem in the 80'sA logger sells a truckload of wood for 0.

His cost of production is , and his profit is .

Your assignment: underline the number 20.A math problem in the 90's under Outcome Based Education.By cutting down beautiful forest trees, a logger makes .

What do you think of this way of living? (Topic for class participation: How did the forest birds and squirrels feel?)