+0  
 
0
239
1
avatar+176 

https://vle.mathswatch.co.uk/images/questions/question2472.png

jakeharris02  Oct 21, 2017
 #1
avatar+91360 
+1

                             1/5

   

                             4/5

 

                            

                             1/5

  

                             4/5

 

 4/5

 

 

P ( one 6)  =  P( of not 6 on first roll and 6 on the second)  + P(6 on the first roll)  = 

 

                                    4/5 *  1/5                      +                              1/5

 

 

                                         4/25                        +                             5/25

 

 

 

                                                                      9/25

 

 

P.S.  -  Pretty sure about the first part.....unsure about the second....!!!!!

 

 

cool cool cool

CPhill  Oct 21, 2017
edited by CPhill  Oct 21, 2017

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