WorksheetsPHIL 109 11/6
Total questions: 4
Worksheet time: 3mins
Name
Class
Date
1.
What is the contrary of "All students are important"?
a)
All important people are students
b)
No important person is a student.
c)
No student is important.
d)
No students are non-important people.
2.
What is the contrapositive of "Some millionaires are not crooks"?
a)
Some millionaires are crooks.
b)
Some non-crooks are not non-millionaires.
c)
All millionaires are crooks.
d)
Some millionaires are non-crooks.
3.
If "Some millionaires are crooks" is true, what is "Some millionaires are not crooks"?
a)
True
b)
False
c)
Undetermined
4.
Which proposition is logically equivalent to "Some days are difficult"?
a)
No day is difficult.
b)
Some days are not non-difficult.
c)
Some difficult things are days.
d)
All days are difficult.
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