Concept explainers
(a)
To calculate: The number of ways the bride, groom and the four attendants can be arranged in any order if at a wedding reception, the bride, the groom and four attendants forms a reception line.
(b)
To calculate: Number of ways the bride, groom and the four attendants can be arranged in such a way that the bride and groom must be the last two in line if at a wedding reception, the bride, the groom and four attendants forms a reception line.
(c)
To calculate: Number of ways the bride, groom and the four attendants can be arranged in such a way that the groom must be last in line with the bride next to him if At a wedding reception, the bride, the groom and four attendants will form a reception line.
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Mathematical Ideas (13th Edition) - Standalone book
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