Posted by **ed** on Saturday, November 17, 2012 at 8:38pm.

If two dice are rolled one time, find the probability of getting a sum less than 5.

- math -
**PsyDAG**, Saturday, November 17, 2012 at 8:52pm
So you are talking about 1,1; 1,2; 2,1; 2,2, 1,3; or 3,1.

Each pair has a probability of 1/36. Either-or probabilities are found by adding the individual probabilities.

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