The probability that the person and his friends are chosen is 5/35, the correct option is B.
What is Probability?
Probability is the likeliness of an event to happen.
There are 7 people (including you and your friend) in the front row.
The host randomly chooses 3 people from the front row to be contestants.
The ways that you both will be chosen is given by ²C₂
The ways in which one more person will be chosen from the rest 5 people is given by
⁵C₁
The number of ways in which the person and his friend is chosen along with the other one person is given by
⁵C₁ * ²C₂ = 5
The ways in which 3 contestants will be chosen from 7 people is 35
So, Probability = 5/35
To know more about Probability
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