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Arithmetic Test
Posted:
Dec 16, 1995 7:00 PM


Found the following in Reader's Digest. May be of some interest to you other more mature mathematics teachers.
1960s ARITHMETIC TEST: RA logger cuts and sells a truckload of lumber for $100. His cost of production is fourfifths of that amount. what is his profit?S T70s newmath test: RA logger exchanges a Set (L) of lumber for a set (M) of money. The cardinality of set M is 100. The Set C if production costs contains 20 fewer points. What is the cardinality of Set P of profits?S T80s Rdumbed down R version: RA logger cuts and sells a truckload of lumber for $100. His cost is $80, his profit is $20. Find and circle the number 20. T90s version: RAn unenlightened logger cuts down a beautiful stand of 100 trees in order to make a $20 profit. Write an essay explaining how you feel about this as a way to make money. Topic for discussion: How did the forest birds and squirrels feel?S



