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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Manufacturing and Product Development Suppose Target sells a combination lock, which is really a permutation lock, with 40 numbers, 0 to 39. The combination for each lock is set at the factory and consists of three numbers.
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a. How many lock combinations are possible if numbers can be repeated?
b. If all lock combinations are equally likely, what is the probability of selecting a lock with only single-digit numbers in the combination?
c. Answer parts (a) and (b) if the lock combination must be three different numbers.
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