SOLUTION: Companies whose stocks are listed on the NASDAQ stock exchange have their company name
represented by either four or five letters (repetition of letters is allowed). What is the m
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represented by either four or five letters (repetition of letters is allowed). What is the m
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Question 1101230: Companies whose stocks are listed on the NASDAQ stock exchange have their company name
represented by either four or five letters (repetition of letters is allowed). What is the maximum
number of companies that can be listed on the NASDAQ?
The number of 4-letter words written in English alphabet (26 letters) is .
The number of 5-letter words is .
In all, the maximum number of companies that can be listed in this way is
+ = 456976 + 11881376 = 12338352.
