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A traffic light may be red, yellow, or green. Hattie comes across three traffic lights while driving.

How many outcomes are there for the color of these lights?

Answer choices:

 

  • 3
  • 6
  • 9
  • 27
 Feb 3, 2018
 #1
avatar+101369 
+1

Notice.... that at each light, there are 3 possibilities....

 

So....the number  of total possibilities is just  (3) * (3) * (3)  =   27

 

 

cool cool cool

 Feb 4, 2018

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