document.write( "Question 619426: Sixteen problems are written on cards one per card.They are three categories
\n" ); document.write( "Of problems :True-False(6Problems),Multiple Choice (7problems) & Word Problem
\n" ); document.write( "(3problems).Two cards are selected at random.Find the probability that the two problems are in
\n" ); document.write( "Different categories..\r
\n" ); document.write( "\n" ); document.write( "I did this but dont get the right answer C(6,2) x C(6,2) x C(4,2) / C (16,2) \r
\n" ); document.write( "\n" ); document.write( "What am I doing.wrong? \n" ); document.write( "

Algebra.Com's Answer #389635 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "Sixteen problems are written on cards: 6 True-False,7 Multiple Choice & 3 Word Problem
\n" );
document.write( "Two cards are selected at random.
\n" );
document.write( "Find the probability that the two problems are in Different categories..
\n" );
document.write( "P (1 of each type) = 6C1*10C1/16C2\r
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "

\n" );