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There are two bags I and II. Bag I contains 3 white and 4 black balls and Bag II contains 5 white and 6 black balls. One ball is drawn at random from one of the bags and is found to be white. Find the probability that it was drawn from bag I.
cbse
class12
modelpaper
2012
sec-b
q22
math
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asked
Jan 10, 2013
by
thanvigandhi_1
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Related questions
There are two bags I and II. Bag I contains 3 white and 4 red balls and Bag II contains 5 white and 6 red balls. One ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag II.
cbse
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modelpaper
2012
sec-b
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Dec 31, 2012
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thanvigandhi_1
0
answers
There are two bags I and II. Bag I contains 2 white and 3 red balls and Bag II contains 4 white and 5 red balls. One ball is drawn at random from one of the bags and is found to be red. Find the probability that it was drawn from bag II.
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Jan 3, 2013
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Two bags A and B contain 2 white, 4 red and 3 white, 3 red balls respectively. One of the bags is selected at random and a ball is drawn from it. If the selected ball is of white colour, find the probability that it is drawn from bag A.
cbse
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2012
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Jan 11, 2013
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A bag contains 4 red and 4 black balls, another bag contains 2 red and 6 black balls. One of the two bags is selected at random and a ball is drawn from the bag which is found to be red. Find the probability that the ball is drawn from the first bag.
cbse
class12
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2012
q23
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Nov 27, 2012
by
balaji.thirumalai
1
answer
A bag contains 4 red balls and 4 black balls. Another bag contains 2 red and 6 black. One of the bags is selected at random and a ball is drawn from the bag which is found to be red. Find the probability that the ball is drawn from the first bag.
cbse
class12
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Feb 8, 2013
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thanvigandhi_1
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Two bags A and B contain 4 white and 3 black balls and 2 white and 2 black balls respectively. From bag A, two balls are drawn at random and then transferred to bag B, A ball is then drawn from bag B and is found to be a black ball. What is the probability that the transferred balls were 1 white and 1 black?
cbse
class12
modelpaper
2012
sec-c
q29
math
asked
Feb 3, 2013
by
thanvigandhi_1
0
answers
Bag I contains 3 red and 4 black balls and bag II contains 4 red and 5 black balls. One ball is transferred from bag I to bag II and then a ball is drawn from bag II at random. The ball so drawn is found to be red in colour. Find the probability that the transferred ball is black.
cbse
class12
modelpaper
2012
sec-c
q29
easy
math
asked
Feb 6, 2013
by
thanvigandhi_1
1
answer
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