What is the rate of change I don't understand this
1 answer:
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Answer:
i) 12 believe neither of these things.
ii) 3 believe voting is a waste of time but don't believe that they have been abducted by space aliens.
Step-by-step explanation:
I'm going to solve these question treating these events as Venn sets.
I am going to say that:
Event A: Voting is a waste of time.
Event B: They have been abducated by space aliens.
45 believe that Voting is a waste of time
This means that
49 believe that they have been abducted by space aliens
This means that
42 believe both of these things
This means that
i). How many believe neither of these things?
Total of 64.
At least one is:
With the values we have
None:
12 believe neither of these things.
ii). How many believe Voting is a waste of time but don't believe that they have been abducted by space aliens?
This is:
3 believe voting is a waste of time but don't believe that they have been abducted by space aliens.