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In a row of five squares, each square is to be colored either red, yellow, or blue, so that no two consecutive squares have the same color. How many ways are there to color the five squares, if there must be at least three yellow squares?

 Aug 9, 2024
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Blue Blue     Red Red     Blue Red     Red Blue  

There are \(4\) ways

 Aug 9, 2024
edited by BRAINBOLT  Aug 9, 2024

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