Logical Reasoning is basic on the premises and some assumptions which can be logically proved and checked.
Q. 1. Statements
I- John is younger than Sara.
II- Moeen was born after John.
III- Sara is older than Moeen.
If the first two statements are True, the Third statement is
A) True
B) False
C) Uncertain
D) Undeterminable
The answer is (A)
Explanation:
Sara > John
John > Moeen
Sara > Moeen.
Q.2. Statements
I- The Imtiaz Mall has more stores than the Packages Mall.
II- The Four Corners Mall has fewer stores than the Packages Mall.
III- The Imtiaz Mall has more stores than the Four corners Mall.
If the first two statements are True, the Third statement is
The answer is (A)
Explanation:
Imtiaz > Pakage Mall
Four C > Pakage Mall
Imtiaz > Four C
Q.3.
I- Four defensive football players are chasing the opposing wide receiver, who has the ball. Calvin is directly behind the ball carrier. Jenkins and Burton are side by side behind Calvin. Zeller is behind Jenkins and Burton. Calvin tries for the tackle but misses and glass. Burton trips.
Which defensive player tackles the receiver?
A) Jenkins
B) Burton
C) Calvin
D) Zeller
The answer is (A) Jenkins
Explanation:
JenkinsZeller Calvin O
Burton
Q.3. Statements
I- Four defensive football players are chasing the opposing wide receiver, who has the ball. Calvin is directly behind the ball carrier. Jenkins and Burton are side by side behind Calvin. Zeller is behind Jenkins and Burton. Calvin tries for the tackle but misses and glass. Burton trips.
Which defensive player tackles the receiver?
A) Jenkins
B) Burton
C) Calvin
D) Zeller
The answer is (A) Jenkins
Explanation:
JenkinsZeller Calvin O
Burton
Q.4. Facts
Fact 1- All dogs like to run.
Fact 2- Some dogs like to swim.
Fact 3- Some dogs like their masters
If the first three statements are facts, which of the following statements must also be a fact?
I- All dogs who like to swim look like their masters.
II- Dogs who like to swim also like to run.
III- Dogs who like to run do not look like their masters.
A) I only
B) II only
C) II and III only
D) None of the statements are known facts.
The answer is (B) Jenkins
Explanation: Since all dogs like to run, then the ones who like to swim also like to run. There is no support for statements I and III
Q.5. Facts
Fact 1- All drink mixes are beverages.
Fact 2- All beverages are drinkable.
Fact 3- Some beverages are red.
If the first three statements are facts, which of the following statements must also be a fact?
I- Some drink mixes are red.
II- All beverages are drink mixes.
III- All red drink mixes are drinkable.
A) I only
B) II only
C) II and III only
D) III only.
The answer is (D)
Explanation: All drink mixes are beverages, but not all beverages are drink mixes so we can conclude that some beverages are drink mixes and some beverages are red.
Q.5. Facts
Nuclear power is more efficient than coal power. Coal power is less efficient than gas power. Gas power is more efficient than nuclear power.
If the first two sentences are True, the third is also _____
A) True
B) Uncertain
C) False
D) Unresolved
The answer is (B)
Explanation:
Nuclear P > Coal P
Gas P > Coal P
Gas P > Nuclear P
How to write an equation:
When you try to solve the problem, try to follow one pattern of mathematical expression.
For example:
Statement I
is that School A has greater number of admissions than School B.
Mathametical Expression is
A > B
Statement II
is that School C has less number of admissions than School B.
Mathametical Expression is
B > C
Statement III
is that School C has the smallest number of admissions.
If the first two statements ate true then the III statement is
A) True
B) False
C) Uncertain
D) Unresolved
Answer is A)
Explanation:
A > B > C
Q.6
Children are more immature than adults. (Adults are more mature than children) Adults are more mature than teenagers. Teenagers are more mature than children. If the first two sentences are true, the third is _____
A) False
B) True
C) Uncertain
D) Unresolved
Answer is C) Uncertain
Q.7
Sara is smarter than Jess and Jess is smarter than Mike. Mike is less smart than Sara.
If the first two statements are true the third one is _____
A) False
B) True
C) Uncertain
D) Unresolved
Sara > Jess
Jess > Mike
Sara > Mike
If you fit the statement (Sara>Mike) in the syntax of Sara > Jess > Mike, it fits in, so
The answer is B) True
Now reverse the third statement, as Mike is smarter than Sara (Mike>Sara)
Q.8
Sara is smarter than Jess and Jess is smarter than Mike. Mike is smarter than Sara.
If the first two statements are true the third one is _____
A) False
B) True
C) Uncertain
D) Unresolved
Sara > Jess
Jess > Mike
Mike > Sara
If you fit the statement (Mike > Sara ) in the syntax of Sara > Jess > Mike, it does not fit in, so
The answer is A) False
Q.9
Sara is smarter than Jess and Jess is smarter than Mike. Jean is smarter than Sara.
If the first two statements are true the third one is _____
A) False
B) True
C) Uncertain
D) Unresolved
Sara > Jess
Jess > Mike
Jean > Sara
If you fit the statement (Jean > Sara ) in the syntax of Sara > Jess , its relation is not found, so Jean can be smarter than Sara or Sara can be smarter than Jean, so
The answer is C) Uncertain
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