Fundamental Counting Principle
1. A vault requires a 5 digit pass code. How many codes are possible if digits can be repeated?
2. A vault requires a 8 digit pass code. How many codes are possible if digits can be repeated?
3. How many three letter ID tags can be made if the first letter must be a vowel and repetition is not allowed?
1. A vault requires a 5 digit pass code. How many codes are possible if digits can be repeated?
2. A vault requires a 8 digit pass code. How many codes are possible if digits can be repeated?
3. How many three letter ID tags can be made if the first letter must be a vowel and repetition is not allowed?
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Answer:
1.) 100,000
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