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avatar+701 

how is it G? i was thinking f

http://prntscr.com/lavod9

 Oct 26, 2018
 #1
avatar+100579 
+2

We have a total of  8 + 12 + 6 + 2  =   28 students

 

Of these....2 are  in Group 4...so...the probaility  is

 

[  Number in Group 4  ] /  [ Total Number  ] =   2  / 28 =   1 / 14

 

 

 

cool cool cool

 Oct 26, 2018

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