Probability

JEE Mains 2015 Tutorials › Algebra questions › Probability

There are two drawers in each of three boxes that are identical in appearance. The first box contains a gold coin in each drawer, the second contains a silver in each drawer, but the third contains a gold in one drawer and a silver in the other. A box is selected, one of its drawers is opened and a gold coin is found. What is the probability that the other drawer too will have a gold coin?

#Mathematics #Algebra

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5 Answers

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Akshay Ginodia ·2013-09-25 01:12:17

Is the answer 2/3?

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Himanshu Giria ·2013-09-25 03:35:11

Is it 1/3

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Sourup Nag no, try again
Upvote·0· Reply ·2013-09-26 09:29:09
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Shreya Sharma ·2013-09-25 05:21:00

2/3

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Soumyadeep Basu ·2013-09-25 10:40:43

23.

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Sourup Nag ·2013-09-26 09:30:22

yes, 2/3 is the answer. just a simple application of bayes' theorem. the problem looked interesting, thats why i posted it :P

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