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Dan Block wrote:

> Ok, i am in pre-calculus, and the teacher assigned the class a question that
> has to do w/ probabiltity. don't ask why. Anyway, i totally forgot
> everything i learned about in Algebra 2 about the subject so i decided to
> try and get some help on-line, this is the question;
> 
> A game involves two cubes with sides numbered from 1 through 6. After
> throwing the two cudes, the smaller number is subtracted from the larger
> number to find the score. If the numbers are the same the score is 0. What
> is the probablility of throwing two cubes and getting a score of 4?

The score 4 can occur in four differenet ways: first dice 5 second dice
1,
first dice 1, second dice 5, first dice 6 second dice 2, first dice 2
second
dice 6.  Each of the four combinations can occur at probability
(1/6)(1/6)
= 1/36.  Thus, the probability of getting 4 is 4/36 = 1/9.

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