Probability question

User Generated

ebanyqebqevthrm37

Mathematics

Description

how many different ways can a chairperson and an assistant chairperson be selected for a research project if there are seven scientists available?

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Explanation & Answer

A chairperson can be any of 7 so there are 7 variants. Then there remains 6 variants for an assistant chairperson, i.e. 7*6=42 total.


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