A bag contain 10 blue and 12 yellow balls another contain 15 blue and 7 yellow balls take one ball from each box a• what is the probalility of both being yellow box
Answers
Answered by
1
Answer:
12 : 7 should be tha ratio of the balls
Answered by
0
Answer:
I will give you an example
Step-by-step explanation:
Total no of balls=10+20+50=80 i.e,n(S)=80
(i) P(E)=getting a blue ball=
n(S)
n(E)
=
80
50
=
8
5
(ii)P(F)=getting neither yellow nor blue=getting red=
n(S)
n(F)
=
80
10
=
8
1
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