A Swedish tour guide has devised a clever way for his clients to recognize him. He...

 

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A Swedish tour guide has devised a clever way for his clients to recognize him. He owns 13 pairs of shoes of the same style, customized so that each pair has a unique color. How many ways are there for him to choose a left shoe and a right shoe from these 13 pairs a. without any restrictions on having two of one color and which shoe is on which foot matters? b. so that the colors of the left and right shoe are different and which color is on which foot matters? c. so that the colors of the left and right shoe are different but which color is on which foot does not matter? d. without restrictions, but which color is on which foot does not matter? A Swedish tour guide has devised a clever way for his clients to recognize him. He owns 13 pairs of shoes of the same style, customized so that each pair has a unique color. How many ways are there for him to choose a left shoe and a right shoe from these 13 pairs a. without any restrictions on having two of one color and which shoe is on which foot matters? b. so that the colors of the left and right shoe are different and which color is on which foot matters? c. so that the colors of the left and right shoe are different but which color is on which foot does not matter? d. without restrictions, but which color is on which foot does not matter?

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Part a We can choose each color in 13 ways so number of ways is ... View the full answer