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Questions › JNU › JNU SSS 2012 › Q41
1 mark, −0.25Mathematics › Logic and proof techniques › Logical reasoning puzzlesModerateabout 2 min

JNU SSS 2012 Question 41: Logic and proof techniques

Only one of the following three statements regarding the number of balls in an urn is true : (i) There are at least 100 balls in the urn. (ii) There are less than 100 balls in the urn. (iii) There is at least one ball in the urn. How many balls are there in the urn?

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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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Question from the JNU SSS 2012 paper. Solutions are TestStop's own. Not affiliated with or endorsed by any examination authority.