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Questions › JNU › JNU SSS 2011 › Q45
1 mark, −0.25Mathematics › Logic and proof techniques › Logical reasoning puzzlesModerateabout 1 min

JNU SSS 2011 Question 45: Logic and proof techniques

Suppose one wishes to prove that 'if some XXX are YYY, then some ZZZ are WWW'. To do this, it would suffice to show that

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Suppose one wishes to prove that 'if some X are Y, then some Z are W '. To do this, it would suffice to show that (A) some X are Z, and some Y are W (B) some Z are X, and some W are Y (C) all X are Z, and all Y are W (D) all Z are X, and all W are Y

Logic and proof techniques has come up 73 times in 3 exams since 2004.

What this question tests

This question is on Logical reasoning puzzles, part of Logic and proof techniques in Mathematics.

Deduction problems that ask what must follow from a set of constraints.

TestStop has 47 past-paper questions on this subtopic.

Practise Logic and proof techniquesMore on Logical reasoning puzzles

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