Posted by **janet** on Monday, April 16, 2012 at 3:57pm.

two fair dice are rolled, find the

A)odds of getting a 9

B) the odds against getting a 12

- Math Probability dice roll -
**bobpursley**, Monday, April 16, 2012 at 4:07pm
you can get it with a 5,4; 6,3

pr= 2*pr(5,4)+ 2*pr(6,3)= 4*1/6*1/6=1/9

against a 12, that is the same as 1-pr(12)

pr= 1-1/6*1/6= 35/36

- Math Probability dice roll -
**idk**, Monday, May 7, 2012 at 9:24am
23

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