Worthwhile+Mathematical+Task

11/2/11


Task that Lead to Argument Writing





10/10/11
Pumpkin Problem

A nice problem to help facilitate problem solving; ideal to use as an opener.

2/2/11
** Number Theory Problem: ** A peddler is taking eggs to the market to sell. The eggs are in a cart that holds up to 500 eggs. If the eggs are removed from the cart 2, 3, 4, 5, or 6 at a time, one egg is always left over. If the eggs are removed 7 at a time, no eggs are left over. How many eggs are in the cart? (Problem taken from McLoughlin, John Grant. (2002). Calendar Problems from the Mathematics Teacher. Reston, VA: National Council of Teachers of Mathematics.) ** The Marbles Problem: ** Karen has a bag of marbles. She gives 1/3 of the marbles to Jenny, then gives 1/4 of the remaining marbles to Jon. Karen has 24 marbles remaining. How many marbles were in the bag?

Linear Systems




1/10/11
=Task=

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 * RAY**:I happened to find this puzzler the other day in my puzzler folder. It's from Barry Lawber. And it's from July '96. Here's his puzzler: You're given a hundred dollars and told to spend it all purchasing exactly a hundred animals at the pet store. Dogs cost $15. Cats cost a buck, and mice are 25 cents each.=====