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Give three identical boxes I , II and II...

Give three identical boxes I , II and III, each containing two coins. In box I both coins are gold coins, in box II both are silver coins and in box III there is one gold and one silver coin. A person chooses a box at random and takes out a coin. If the coin is of gold, what is the probability that the other coin in the box is also of gold ?

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MODERN PUBLICATION-PROBABILITY-EXERCISE
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  14. There see three coins,one is a two headed coin (having head on both th...

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  19. Let X represent the difference between the number of heads and the num...

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  20. A random variable 'X' has the following probability distribution: Fi...

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