Here are the locations of your chain of gelato shops:
Here is the temperature in the United States today (Fahrenheit):
So basically business is bad. No one wants your frozen treat.
So what do you do? You lower prices. An across the board cash discount? Maybe. But if you’re Gelato Fiasco, you institute The Frozen Code:
On each day that the temperature falls below freezing, we automatically use The Frozen Code to calculate a discount on your order of gelato dishes. [..] You save one percent for each degree below freezing outside at the time of purchase.
But how do you write this code using the language of variables that your pricing system understands? (Click through for Gelato Fiasco’s answer.)
How would you set this up as a mathematical learning experience for your students?
[h/t reader Nate Garnett]
This is a series about “developing the question” in math class.
2014 Jan 8. Updated to add this important exchange with Gelato Fiasco on Twitter.
— Gelato Fiasco (@gelatofiasco) January 9, 2015
With the clear correlation between temperature and number of chain gelato shops, CLEARLY the temperature causes more gelato shops to be builtâ€¦or does the number of gelato shops cause the temperature to decreaseâ€¦am i right?