A bag contain 15 white and 10 black balls. A ball is randomly picked up from the bag. Find the probability of getting a black ball
am3107:
total number of outcome = 15+10=25. no of black ball is = 10. probability of getting black ball is = no of blak ball/ total no of ball p(black ball) = 10/ 25 =2/5
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Answered by
1
Answer:
total outcome= 15+10
=25
Favourable outcome= 10
sample space=black ball
p(e)=F.O./T.O.
= 10/25
Ans= 2/5
Answered by
1
Number of balls n(s) = 15+10=25
let E be the probality of getting black ball n(e)=10
therefore probality of getting black ball
P(E) =n(e)
____
n(s)
= 10
-----
25
=2
----
5
hope u like the answer
let E be the probality of getting black ball n(e)=10
therefore probality of getting black ball
P(E) =n(e)
____
n(s)
= 10
-----
25
=2
----
5
hope u like the answer
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