document.write( "Question 254698: Of a class of 25 students, 18 have brown eyes. If 2 students are chosen at random, what is the probability that both students have brown eyes. \n" ); document.write( "
Algebra.Com's Answer #187028 by edjones(8007)\"\" \"About 
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nCr=n!/((n-r)!r!) Combination of things r at a time.
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\n" ); document.write( "18C2/25C2
\n" ); document.write( "=153/300
\n" ); document.write( "=.51
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