20. What is the slope of the line containing the points (3,8)
1 answer:
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Answer:
31.9%
Step-by-step explanation:
We have that,
Total number of adults = 80
Number of people that would buy a car from a friend = 25
So, the number of people that would not buy a car from a friend = 80-25 = 55.
Since, three people are selected randomly.
Thus, the probability that none of them would buy a car from a friend is given by,
i.e.
i.e.
i.e.
i.e.
i.e. 0.319
Thus, the probability of people who would not buy a car from a friend is 0.319 i.e. 31.9%