Bus and metro 2200. , car and metro. 1800,only metro 2500, only car. 1500, only bus 1700 find the probability of travelling by only metro, by only car
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Total no. of people = 2200 + 1800 + 2500 + 1500 + 1700
= 9700
a. no. of person travelled only by metro = 2500
Probability = 2500/9700
= 25/97
b.no.of person travelled only by car = 1500
probability = 1500/9700
= 15/97
= 9700
a. no. of person travelled only by metro = 2500
Probability = 2500/9700
= 25/97
b.no.of person travelled only by car = 1500
probability = 1500/9700
= 15/97
elsia1:
R u sure
I think here concept of intersections from sets will be applicable
i am sure
K thnx
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