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# PERMUTATIONS , COMBINATIONS AND PROBABILITY

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Intern
Joined: 23 Jan 2017
Posts: 2
PERMUTATIONS , COMBINATIONS AND PROBABILITY  [#permalink]

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14 Feb 2017, 11:25
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- A and B alternately toss a coin. The first one to turn up a head wins. if no more than five tosses each are allowed for a single game.

1- Find the probability that the person who tosses first will win the game?

2- What are the odds against A's losing if she goes first?

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Math Expert
Joined: 02 Sep 2009
Posts: 48061
Re: PERMUTATIONS , COMBINATIONS AND PROBABILITY  [#permalink]

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15 Feb 2017, 02:49
DivyanshBajpai1509 wrote:

- A and B alternately toss a coin. The first one to turn up a head wins. if no more than five tosses each are allowed for a single game.

1- Find the probability that the person who tosses first will win the game?

2- What are the odds against A's losing if she goes first?

Please follow the rules when posting a question: http://gmatclub.com/forum/rules-for-pos ... 33935.html Thank you.

The topic moved to the archive.

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

This is not a quality discussion. 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: PERMUTATIONS , COMBINATIONS AND PROBABILITY &nbs [#permalink] 15 Feb 2017, 02:49
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