+0  
 
0
133
2
avatar+57 

Please can I have some help?

 Mar 30, 2020
 #1
avatar+30022 
+3

if the probability of a 6 is 1/5 then that of not 6 is 4/5 as the two probabilities must sum to 1.

 

For b), because the probabilities of the two rolls are independent you multiply together the probabilities that lie on the route that provides two sixes.

 Mar 30, 2020
 #2
avatar+57 
0

Thanks smiley

 Apr 1, 2020

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