1.

There are 12 unbaised coins in a bag. Out of them 4 coins have head on both sides. One coin is selected from the bag at random and tossed. The probability of getting a head is

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There are 12 unbaised coins in a bag. Out of them 4 coins have head on both sides. One coin is selected from the bag at random and tossed. The probability of getting a head is



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