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Aswathi Raj

25 days ago

There are 8 employees including Bob and Rachel. If 2 employees are to be randomly chosen to form a committee.

There are 8 employees including Bob and Rachel. If 2 employees are to be randomly chosen to form a committee, what is the probability that the committee includes both Bob and Rachel?

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Jaideep Hooda

21 days ago

First, let's count the total number of 2 people committee from a 8 people pool. The answer is 8C2 i.e. 28. So there are 28 possible sets of 2 people committees. Now, let's count the total number of ways Bob and Rachel are chosen together. That will be 1. (This is the key step. If this step is not evident, make up letters for remaining 6 employees, and list out all the possible 2 employee groups f... See more

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