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Topic: Arithmetic Test
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Dennis Wallace

Posts: 52
Registered: 12/6/04
Arithmetic Test
Posted: Dec 16, 1995 7:00 PM
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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 four-fifths of that amount. what is his
T70s new-math 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

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