Buy Local and More Money Stays Local

According to LocalFirstAZ.com, 45 cents of dollar spent at a locally owned business stays in Arizona compared to 13 cents of every dollar spent at a national chain.

The following two linear functions were created to help calculate the amount of money that stays in Arizona.

	L(a) = 0.45(a) USD          # local
	N(a) = 0.13(a) USD          # national

	a:  amount spent in USD, where a > 0
Exercises
  1. 45 cents is _______% of one dollar.

  2. L(1500) - N(1500) = _________

  3. 45 is ________% greater than 13.


Creator: Gerald Thurman [gthurman@gmail.com]
Created: 20 December 2008 (posted 24 December 2008)

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This work is licensed under a Creative Commons Attribution 3.0 United States License.