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The contents of three bags A, B and C ar...

The contents of three bags A, B and C are as follows:
Bag A: 1 white, 2 black and 3 red balls, Bag B: 2 white, 1 black and 1 red balls.
Bag C: 4 white, 5 black and 3 red balls.
A bag is selected at random. Two balls are drawn from the selected bag. if these found to be white and red, find the probability that they have been drawn from
bag A.

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PRADEEP PUBLICATION-PROBABILITY-EXERCISE
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  2. A bag X contains 4 white balls and 2 black balls, while another bag Y ...

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  3. The contents of three bags A, B and C are as follows: Bag A: 1 white, ...

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  9. Three machines E1, E2, E3 in a certain factory produce 50%, 25% and 25...

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  10. Three machines E1, E2, E3 in a certain factory produce 50%, 25% and 25...

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  12. An insurance company insured 3000 scooters, 4000 cars and 5000 trucks....

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  13. An insurance company insured 3000 scooters, 4000 cars and 5000 trucks....

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  14. Three bags contains a balls as shown in the following table: A bag is...

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  15. Bag I contains 3 red and 4 black balls and Bag II contains 4 red and 5...

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  16. A car manufacturing factory has to plant s X and Y. Plan X manufacture...

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  17. Suppose you have two coins which appear identical in your pocket. You ...

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  18. A bag contains (2n +1) coins. It is known that n of these coins have a...

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  19. A letter is known to have come from TATANAGAR or from CALCUTTA. On the...

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  20. Suppose that 6% of the perons with blood group O are left handed and 1...

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