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3 February, 19:54

Suppose a company needs temporary passwords for the trial of a new payroll software. Each password will have two letters, followed by one digit, followed by one letter. The letter W will not be used. So, there are 25 letters and 10 digits that will be used. Assume that the letters can be repeated. How many passwords can be created using this format?

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  1. 3 February, 21:28
    25 x 25 x 10 x 25 = 156250
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