What is 9+10? is it 21?
2 answers:
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Answer:
C. The number of responces is also 46
Step-by-step explanation:
Note that:
means both p and q must hold;
means either p or q must hold.
From the diagram,
- the number of responses
- the number of responces
- the number of responces
is 0;
- the number of responces which are neuther p nor q is 20.
So, you can state that the correct answer is C