Question: The typical combination lock uses three numbers between 0 and 49, and they must be selected in the correct sequence. How many different combinations are

The typical combination lock uses three numbers between 0 and 49, and they must be selected in the correct sequence. How many different “combinations” are possible? Which of the five rules of this section is used to find that number? Is the name of “combination lock” appropriate? If not, what other name would be better?

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