At a gathering of 10 people, there are 4 people who all know each other and 6 people who know no one. People who do not know each other shake hands. How many handshakes occur?

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asked Jun 9, 2021 218k views

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At a gathering of 10 people, there are 4 people who all know each other and 6 people who know no one. People who do not know each other shake hands. How many handshakes occur?

Mathematics
high-school

Denish asked

by Denish

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2 Answers

2 votes

Answer:

Explanation:

it is four that know each other but they are not shake hand

Jackarms answered Jun 11, 2021

by Jackarms

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5 votes

Answer:

Explanation:

Ali Asjad answered Jun 16, 2021

by Ali Asjad

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