Question 1158901
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A school cafeteria offers students one of three entrees: chicken fajitas, turkey sandwiches, 
or yoghurt with fresh fruit; and one of the following side dishes: broccoli, potato wedges, salad, 
or pretzels. Using a tree diagram find all of the different meals for lunch. 
How many are there? Check your work using the counting principle.
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There are 3 choices for entrees and 4 choices for side dishes.


These choices in different categories are independent.


Therefore, the total number of different combinations is 3*4 = 12.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<U>ANSWER</U>.


The counting principle says the same.



Solved.