Answer:
the answer is 5/8
Step-by-step explanation:
Im not really sure so ill just give it a try.
mayeb 70? ten less"
Given that <span>the number of possible handshakes within a group of n people is given by the equation:
</span>

<span>
Given that there are 105 people at a party, the number of possible handshakes is given by:
</span>

<span>
</span>
1) 90
2) 30
3) 150
4) 20
Hope this helped