document.write( "Question 373850: Find the probability of randomly selecting 2 mathematics books and 3 physics books from a box containing 4 mathematics books and 8 physics books. \n" ); document.write( "
Algebra.Com's Answer #266044 by edjones(8007)\"\" \"About 
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nCr=combination of n things taken r at a time.
\n" ); document.write( "(4C2 * 8C3)/5C12
\n" ); document.write( "=(6*56)/792
\n" ); document.write( "=336/792
\n" ); document.write( "=.4242
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