I really need help with this math 1016 question!!!!

Mathematics
Tutor: None Selected Time limit: 1 Day

a golf ball is selected at random from a golf bag. if the golf bag contains 9 type a balls 6 type b balls and 5 type c balls find the probability that the golf ball is not a type a ball.

May 29th, 2015

There are 

9+6+5 = 20 balls total

6+5= 11 are non a balls 

11/20 is your answer :) 

May 29th, 2015

Thanks Lots....

May 29th, 2015

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May 29th, 2015
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May 29th, 2015
Dec 11th, 2016
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