CLAST Math Logic Quiz Masters:
Multiple Choice [One Answer Only]
Question 1
The negation of the statement "Sarah is a fire fighter or Betty is a pro
golfer" is:
a) Sarah is not a fire fighter and Betty is a pro golfer.
b) Sarh is a fire fighter and Betty is not a pro golfer.
c) Sarah is not a fire fighter and Betty is not a pro golfer.
d) Sarh is not a fire fighter or Betty is not a pro golfer.
Question 2
The negation of the statement "Jim is going to work and Ann is going shopping"
is:
a) Jim is not going to work or Ann is going shopping.
b) Jim is not going to work or Ann is not going shopping.
c) Jim is going to work and Ann is not going shopping.
d) Jim is not going to work and Ann is not going shopping.
Question 3
The negation of the statement "If Janet receives an invitation, she
will accept it" is:
a) Janet receives an invitation and she accepts it.
b) If Janet receives an invitation, she will not accept it.
c) Janet receives an invitation and she does not accept it.
d) If Janet does not receive an invitation, she will not accept it.
Question 4
The negation of the statement "All the mothers are going to the banquet"
is:
a) All the mothers are not going to the banquet.
b) Some mothers are going to the banquet.
c) Some mothers are not going to the banquet.
d) All the mothers are going to the banquet.
Question 5
The statement logically equivalent to "It is not true that both Allen
and Andrew are teachers" is:
a) If Allen is not a teacher, Andrew is not a teacher.
b) Andrew is not a teacher and Allen is not a teacher.
c) If Andrew is not a teacher, Allen is not a teacher.
d) Allen is not a teacher or Andrew is not a teacher.
Question 6
The statement logically equivalent to "If Al fights with his brother,
then he will get hurt" is:
a) Al does not fight with his brother or he does not get hurt.
b) Al fights with his brother, or he does not get hurt.
c) Al will get hurt, or he does not fight with his brother.
d) If Al does not get hurt, then he fights with his brother.
Question 7
The statement logically equivalent to "If Sue is in Dallas, then she
is in Texas" is:
a) If Sue is in Texas, then she is in Dallas.
b) Sue is in Dallas or she is in Texas.
c) If Sue is not in Dallas, then she is not in Texas.
d) If Sue is not in Texas, then she is not in Dallas.
Question 8
The statement NOT logically equivalent to "If the weather is cool,
Wayne will go jogging" is:
a) If Wayne does not go jogging, the weather is not cool.
b) Wayne will go jogging if the weather is cool.
c) If Wayne goes jogging, the weather is cool.
d) The weather is not cool or Wayne will go jogging.
Question 9
Select the rule of logical equivalence that directly transforms (in one
step) statement "i" into statement "ii."
i. If x2 is even, then x is even.
ii. If x is not even, then x2 is not even.
a) The correct equivalence rule is not given.
b) "Not (p and q)" is equivalent to "not p or not q."
c) "If p, then q" is equivalent to "(not p) or q."
d) "If p, then q" is equivalent to "if not q, then not p."
Question 10
Select the rule of logical equivalence that directly transforms (in one
step) statement "i" into statement "ii."
i. Not all cats and dogs will be adopted.
ii. Some cat or dog will not be adopted.
a) "All are not p" is equivalent to "none is p."
b) "If p then q" is equivalent to "if not q, then not p."
c) "Not all are p" is equivalent to "some are not p."
d) "Not (not p)" is equivalent to "p."
Question 11
Sets A, B, C, and U are related as shown in the diagram below.
What statement can be made regarding the relationship among the sets, assuming
none of the regions is empty?
a) If an element is a member of set C, it may also be in set A or set B.
b) If an element is a member of set B, it is also a member of set A.
c) Any element that is a member of set A is also a member of set U.
d) If an element is a member of set A, it cannot be a member of set B.
Question 12
Given that :
i. No people who run for office are reliable.
ii. All politicians run for office.
Determine which conclusion can be logically deduced.
a) All politicians are reliable.
b) None of these answers.
c) Some politicians are reliable.
d) No politicians is reliable.
Question 13
Read the requirements and each applicant's qualifications for obtaining
a $20,000 loan, then identify which of the applicants would qualify for the
loan.
To qualify for a loan of $20,000 an applicant must have a gross income of
$14,000 if single ($17,000 combined income if married) and assets of at least
$7,000.
Mr. Jones is married with two children and makes $12,000 on his job. His
wife does not work.
Mrs. Via and her husband have assets of $8,000. One makes $12,000; the other
makes $4,000.
John Dawson is a bachelor and works at two jobs. He makes $12,000 on one
job and $4,000 on the other; he also owns a $8,000 Porsche.
a) John Dawson
b) No one
c) Mrs. Via
d) Mr. Jones
Question 14
Select the conclusion which will make the following argument valid.
If you work hard, then you will get a good job. If you get a good job, then
you will be well paid.
a) If you do not work hard, then you will not be well paid.
b) If you are well paid, then you worked hard.
c) If you are not well paid, then you did not get a good job.
d) If you work hard, then you will be well paid.
Question 15
Study the information given below. If a logical conclusion is given, select
that conclusion.
If you study mathematics, you will be successful.
If you study English, you will be successful.
You study English and not Mathematics. Therefore:
a) You will not be successful
b) None of these answers
c) You study French also
d) You will be successful
Question 16
Study the information given below. If a logical conclusion is given, select
that conclusion.
All pilots are navigators. All navigators read maps.
Sally is reading a map. Therefore:
a) Sally cannot navigate
b) Sally is a pilot
c) None of these answers
d) Sally can navigate
Question 17
All of the following arguments A-D have true conclusions, but one of the arguments
is not valid. Select the argument that is not valid.
a) All birds have feathers and all penguins are birds.
Therefore, all penguins have
feathers.
b) All fleas have six legs and insects have six legs.
Therefore, all fleas are insects.
c) All birds have legs and all penguins are birds.
Therefore, all penguins have
legs.
d) Every borough of New York City is in New York State.
The Bronx is a borough of
New York City.
Therefore, the Bronx is in
New York State.
Question 18
All of the following arguments A-D have true conclusions, but one of the arguments
is not valid. Select the argument that is not valid.
a) Fred or James is a carpenter. Fred is a carpenter.
Therefore, Fred may be a carpenter.
b) Jane or Ann is a student. Jane is not a student.
Therefore, Ann is a student
c) Pam or Lois is a swimmer. Lois is not a swimmer.
Therefore, Pam is a swimmer.
d) Ryan or Al is going to the fair. Al is not going to the fair.
Therefore, Ryan is going to
the fair.