Math

ProbabilityQ&A LibraryStep 1: In designing a security system for its accounts, a bank asks each customer to choose a five-digit number, the digits can't be repeated and must be nonzero How many choices can a customer make? (Give your answer as a whole number.) eBook Hint Step 2: A suitcase with a liquid-crystal display allows one to unlock it with a specific combination of three capital letters that are not necessarily different. How many choices would a thief have to go through to be sure that all the possibilities had been tried? (Give your answer as a whole number.) HintQuestion

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