Probability problem

[Trendy89]

Anyone shed some light on how to solve probability . I've been struggling with this question for a while now . Any help will be appreciated.

Part ii & iii

 

[Dr.Peterson]

Anyone shed some light on how to solve probability . I've been struggling with this question for a while now . Any help will be appreciated.

Part ii & iii

Presumably your textbook or teacher has shed some light; you are asking us to fill in some gaps. But we can't tell what you have learned or where you are having trouble applying it, unless you show us.

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