+0  
 
+1
85
1
avatar+2509 

Help 1,2,3

NotSoSmart  Apr 10, 2018
 #1
avatar+87537 
+1

 

P (Red  or Blue)  =  P(Red) + P (Blue) - P (Red and Blue)  =

                                     6/16   +   4/16   -  0 / 16  =

                                      10/16  =

                                        5/8

 

2  Don't know the answer, NSS

 

 

3

 

The numbers   12    36    and  24    are multiples of 3 and 4

 

And we have 8 total numbers....so the probability  is    3/8

 

 

cool cool cool

CPhill  Apr 10, 2018

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