Question 1125318
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The elements of the sample space S are all ordered pairs (m,n) of integer numbers  1 <= m <=6   and  1 <= n <= 6.


In all, there are  6*6 = 36 such pairs.



<pre>
    The set A is this:  { (1,1), (1,2), (2,1), (1,3), (2,2), (3,1) }.  It contains 6 elements  (6 pairs with the sum <= 4).


    The set B is this:  { (6,6) }.   It contains  only one element (one pair).
</pre>


Answered and solved.