Problems for the middle school

R., Athmaraman (2015) Problems for the middle school. At Right Angles, 4 (1). pp. 59-61.

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A and B are two boxes. Box A contains 100 white marbles, while box B contains 100 black marbles. We take 10 marbles at random from box A and put them into box B. After this we take out 10 marbles at random from box B and put them in box A. Which is now larger: the number of black marbles in box A, or the number of white marbles in box B?

Item Type: Articles in APF Magazines
Authors: R., Athmaraman
Document Language:
Uncontrolled Keywords: Mathematics, beauty, elegance, Langlands program, ShimuraTaniyama-Weil conjecture, Rosetta stone
Subjects: Natural Sciences > Mathematics
Divisions: Azim Premji University > University Publications > At Right Angles
Full Text Status: Public
Publisher URL:

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