The number of ways when the choice is not relevant is 4
The number of colors are:
Colors, n = 4
The color to choose are:
r = 3
Relevant choice
When the choice is relevant, we have:
[tex]Ways = ^nP_r[/tex]
This gives
[tex]Ways = ^4P_3[/tex]
Evaluate
Ways = 24
Hence, the number of ways when the choice is relevant is 24
Not relevant choice
When the choice is not relevant, we have:
[tex]Ways = ^nC_r[/tex]
This gives
[tex]Ways = ^4C_3[/tex]
Evaluate
Ways = 4
Hence, the number of ways when the choice is not relevant is 4
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