Hi there, just multiply all 4 numbers. 5.3*8*8*4=1356.8
Answer:
(a) 11 people
(b) 24 people
Step-by-step explanation:
Part (a)
Let X be the people who are network friends with three other people in the network.
The total pairings = 50
Since
∈
,

Solve for X to find the people who are network friends with three other people,


Answer: There are 11 people who are network friends with three other people in the network.
Part (b)
Total people in the network,

Answer: There are a total of 24 people in the network.
Answer:
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Step-by-step explanation: