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You need to create a password. The first three spots must be digits. The fourth spot must be a letter. What are the possible combinations (repetition of digits is allowed)?
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You need to create a password. The first three spots must be digits. The fourth spot must be a letter. What are the possible combinations (repetition of digits is allowed)?

User Ariwez
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1 Answer

2 votes

Answer: 321A, 546B, 879C, etc

User Rickhuynh
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