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?
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
+19 
