a probability question

frknkrts7

New member
Joined
Dec 2, 2019
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2
probability.JPG
 

frknkrts7

New member
Joined
Dec 2, 2019
Messages
2
can anyone solve this question ? Thanks in advance
 

Jomo

Elite Member
Joined
Dec 30, 2014
Messages
4,893
Yes, many people here can solve it. Were you unsure of that?
Where are you stuck? Can we see your work so we now what can of help you need?
 
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