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CAT 1998 — DILR Question 9

SyllogismsEasy

Direction: The question contains four arguments of three sentences each. Choose the set in which the third statement is a logical conclusion of the first two.

A. All Ts are square. All squares are rectangular. All Ts are rectangular.
B. Some fat are elongated. Some elongated things are huge. Some fat are huge.
C. Idiots are bumblers. Bumblers fumble. Idiots fumble.
D. Water is good for health. Health foods are rare. Water is rare.

Answer & solution

  • A

    D only

  • B

    C only

  • Both A and C

  • D

    All of these

Solution

If all Ts are square and all squares are rectangular, it follows that all Ts are rectangular. Also, if idiots are bumblers and bumblers fumble, it follows that idiots fumble. In B, there is a possibility that fat and huge sets need not intersect. D plays with words and leads to uncertain conclusion again.

CAT 1998 DILR Q9: Direction: The question contains four arguments of three sentences each. Choose the set in which the third sta — Solution | TheCATExam