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What is the probability that the sum of two dice is:

 

 

a) divisible by 3?

b) less than 7?
c) divisble by 3 and less than 7?

 Jun 14, 2020
 #1
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Sum divisible by 3         =[2 + 5 + 4 + 1] =12 / 36 =1/3


Sum < 7                         =[1 + 2 + 3 + 4 + 5]=15 / 36 =5 / 12


Divisible by 3 AND < 7    =[2 + 5] = 7 / 36

 Jun 14, 2020

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