A bag contains 4 red and 5 black balls.another bag contains 5 red and 3 black balls.if one ball is drawn at random from each bag.then probabilty taht one is red and one black is
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total no. of ball in 1st bag= 9
No,of possible outcomes= 4
p(getting a red ball) = 4/9
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Total number of balls in second bag= 8
total number of possible outcomes= 3
p(getting a black ball)= 3/8
___________
☺☺
total no. of ball in 1st bag= 9
No,of possible outcomes= 4
p(getting a red ball) = 4/9
-----------------------------
Total number of balls in second bag= 8
total number of possible outcomes= 3
p(getting a black ball)= 3/8
___________
☺☺
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for first bag
the probability of getting a red ball=4/9
the probability of getting a black ball=5/9
for second bag
the probability of getting a red ball=5/8
the probability of getting black balls=3/8
the probability of getting a red ball=4/9
the probability of getting a black ball=5/9
for second bag
the probability of getting a red ball=5/8
the probability of getting black balls=3/8
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