Ernesto is going to choose 2 flowers. First, he will choose a flower for his mother the second flower he chooses will be for his sister. The florist has two blue flowers, 1 red flower and 1 yellow flower. Please draw a tree diagram to show all of Ernesto's possible choices Can you do this in a computation manner?
Your tree diagram would start with one line going to blue, one to red, one to yellow (3 lines).
From the blue, there are three ...
This provides an example of how to use a tree diagram in one particular instance where a simple tree diagram doesn't show all possibilities.