Critical Reasoning Questions and Answers


31)

If Judy comes to the party then Sally leaves the party. If Sally leaves then either Christine or Clara ask Philip to dance. If Philip is asked to dance by either Christine or Clara and Sally leaves the party, Philip accepts. If Philip is asked to dance by either Christine or Clara and Sally does not leave the party, Philip does not accept. If Sally does not leave the party, which of the following statements can be logically deduced from the information above?

Explanation: 

The first sentence states: ‘If Judy comes to the party then Sally leaves the party.’ It follows that if Sally does not leave the party then Judy does not come to the party. Therefore the information beyond the first sentence is irrelevant.
Option C is the correct answer.
32)

Pedro goes either hunting or fishing every day. If it is snowing & windy then Pedro goes hunting. If it is sunny and not windy then Pedro goes fishing. Sometimes it can be snowing and sunny.
Which of the following statements must be true:

Explanation: The information given can be reduced to:
Snowing + Windy = Hunting
Sunny + Not Windy = Fishing

Therefore:
A – Need not be true because it is not stated that it is windy.
B – Must be true because when it is snowing and windy Pedro goes hunting.
C – Need not be true because it is not stated that it is snowing.
D - Need not be true because it is not stated that it is snowing.
E - Need not be true because it is not stated that it is windy.
Option B is the correct answer.

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