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2 votes
Two number cubes are rolled. what is the probability that the sum of the numbers rolled is either a 6 or an 8?

A) 1/4
B) 5/18
C) 2/9
D) 1/2

User Ershad
by
6.7k points

2 Answers

3 votes
possible combinations are 2 + 4 , 3 + 3 1 + 5 for sum 6and 2+6 , 3+5 and 4+4 for sum 8
Prob( sum is 6) = 1/36 + 1/36 + 1/36 = 3/36 = 1/12
Prob( sum is 8 ) = 1/12 also
Prob( sum is 6 or 8) = 1/12 + 1/12 = 1/6


User Melbic
by
6.9k points
2 votes
the answer to ya question is B) 5/18

Hope I was able to help, ~Kashout kam
User SoloPilot
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6.8k points