document.write( "Question 388907: You select at random 2 numbers from 1 to 8. What is the probability that the sum of two numbers selected is 3? Answer should be as a common fraction. \n" ); document.write( "
Algebra.Com's Answer #275316 by edjones(8007)\"\" \"About 
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1 and 2 are the only numbers in the group whose sum is 3.
\n" ); document.write( "nCr=combination of n things taken r at a time=n!/((n-r)!*r!)
\n" ); document.write( "=8!/(6!*2!)=28
\n" ); document.write( "1/28
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