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# Three squares on a chessboard are chosen at random. The probability th

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Intern
Joined: 22 Jan 2014
Posts: 12
GMAT 1: 610 Q47 V27
Three squares on a chessboard are chosen at random. The probability th  [#permalink]

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11 Nov 2017, 06:13
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100% (00:00) correct 0% (00:00) wrong based on 6 sessions

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Three squares on a chessboard are chosen at random. The probability that 2 of them are of one color and the remaining one is of another color is:

A) 3/64
B) 64/441
C) 5/21
D) 8/21
E) 16/21

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Math Expert
Joined: 02 Sep 2009
Posts: 49382
Re: Three squares on a chessboard are chosen at random. The probability th  [#permalink]

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11 Nov 2017, 08:31
KomalSg wrote:
Three squares on a chessboard are chosen at random. The probability that 2 of them are of one color and the remaining one is of another color is:

A) 3/64
B) 64/441
C) 5/21
D) 8/21
E) 16/21

--== Message from the GMAT Club Team ==--

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
This discussion does not meet community quality standards. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.

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Re: Three squares on a chessboard are chosen at random. The probability th &nbs [#permalink] 11 Nov 2017, 08:31
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# Three squares on a chessboard are chosen at random. The probability th

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