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The events A and B are independent,

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Joined: 04 Sep 2016
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The events A and B are independent,  [#permalink]

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08 Dec 2017, 05:39
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Difficulty:

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Question Stats:

0% (00:00) correct 100% (01:33) wrong based on 1 sessions

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The events A and B are independent, the probability that event A occurs is greater than 0, and the probability that event A occurs is twice the probability that event B occurs. The probability that at least one of events A and B occurs is 8 times the probability that both events A and B occur. What is the probability that event A occurs?

A. 1/12
B. 1/8
C. 1/6
D. 1/3
E. 2/3

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Joined: 02 Sep 2009
Posts: 52431
Re: The events A and B are independent,  [#permalink]

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08 Dec 2017, 05:48
The events A and B are independent, the probability that event A occurs is greater than 0, and the probability that event A occurs is twice the probability that event B occurs. The probability that at least one of events A and B occurs is 8 times the probability that both events A and B occur. What is the probability that event A occurs?

A. 1/12
B. 1/8
C. 1/6
D. 1/3
E. 2/3

Discussed here: the-events-a-and-b-are-independent-the-probability-that-eve-162013.html

--== 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: The events A and B are independent, &nbs [#permalink] 08 Dec 2017, 05:48
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