LSAT 13 – Section 4 – Question 14

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Question
QuickView
Type Tags Answer
Choices
Curve Question
Difficulty
Psg/Game/S
Difficulty
Explanation
PT13 S4 Q14
+LR
Except +Exc
Must be true +MBT
A
3%
159
B
4%
162
C
13%
162
D
3%
157
E
77%
169
145
155
165
+Harder 145.536 +SubsectionMedium

This is an EXCEPT must be true question, since the stem asks: If the statements above are true, each of the following must also be true on the basis of them EXCEPT:

Our stimulus begins with a some statement, and informs us that some of the world’s most beautiful cats are Persian cats. It’s important to remember that just because some beautiful cats are Persian, that doesn’t mean all Persian cats are beautiful. What we do learn about all Persian cats however, is that they are pompous. I’m not quite sure what it means for a cat to be pompous (I’m picturing a cat turning up its nose at dry food), but we also learn that pompous cats are invariably irritating, which means that pompous cats are always irritating. Because this is an EXCEPT must be true question, we know we are going to get four answers that are guaranteed to be true from this cat info, and that the correct answer will be the one answer which could be false. Let’s see what cat inferences our answer choices make:

Answer Choice (A) If all Persian cats are irritating, and some of the most beautiful cats are Persian, then it must be true that some of the most beautiful cats are irritating.

Answer Choice (B) Same as A, this is guaranteed

Answer Choice (C) All Persian cats are Irritating means that Persian → Irritating. C is just the contrapositive of this conditional, and therefore must be true.

Answer Choice (D) If all Persian cats are pompous, and some of the most beautiful cats are Persian, then it must be true that some of the most beautiful cats are pompous.
Correct Answer Choice (E) This could be false! For all we know all cats that are both irritating and beautiful are Persian.

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