Question 1206456
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5*4*6 = 120 different possible combinations for purchasing.


Use the Fundamental counting principle.


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On Fundamental counting principle,  see the lesson

&nbsp;&nbsp;&nbsp;&nbsp;- <A HREF =https://www.algebra.com/algebra/homework/Permutations/Fundamental-counting-principle-problems.lesson>Fundamental counting principle problems</A> 

in this site.


Find there many other similar &nbsp;(and different) &nbsp;solved problems.


Read the lesson and learn the subject from there.



Happy learning &nbsp;(&nbsp;!&nbsp;)