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 PUZZLE OF THE WEEK
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Puzzle #529 - Ross and Rachel celebrate their Wedding Anniversary
13-Jul-18
 Views : 6276 Rated 4.0 by 1 User
Rachel and her spouse, Ross, held a party last night to celebrate their 1st Wedding Anniversary. They invited 4 other couples to the party. As the party progressed, Rachel discovered that, prior to the party, each person except her knew a different number of the people who were present at the party. Assuming that if Person A knew Person B, Person B also knew Person A, how many people did Ross know prior to the party? Also, how many people did Rachel know? Provide a detailed explanation along with your answer.
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