Answer:
There is 0.6 chance that Joe a blue marble provided that he has already chosen a red marble
Step-by-step explanation:
Given
[tex]A \to Red[/tex] ---- first
[tex]B \to Blue[/tex] ---- second
[tex]P(B/A) = 0.60[/tex]
Required
Explain what it means
The options are not given. So, I will answer on a general terms.
[tex]P(B/A) \to[/tex] is the event that B occurs given that A occurs
Using the terms in this question;
[tex]P(B/A) \to[/tex] there is 0.6 chance that Joe a blue marble provided that he has already chosen a red marble