document.write( "Question 469226: Please help me to solve: Suppose that 2 cards are dealt from a standard 52-card poker deck. Let A be the event that the sum of the 2 cards is 8(assume that aces equal 1) How many outcomes are in A?
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document.write( "This is how I started: Combinations that equal 8: A+7, 2+6, 3+5, 4+4, 5+3, 6+2, 7+A. Considering there are 4 cards for each number and add them together is 8 cards per set of combinations. There are 7 combinations, so 7*8=56. How does that sound? \n" );
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Algebra.Com's Answer #321941 by edjones(8007)![]() ![]() You can put this solution on YOUR website! There are 4 aces and 4 sevens=4*4=16 \n" ); document.write( "Remember that we are looking for combinations not permutations. The order in which \n" ); document.write( "the cards are dealt is not important. \n" ); document.write( "There are 16 possible combinations of A,7. \n" ); document.write( "Another 16 for 6,2 and 16 for 3,5 \n" ); document.write( "16*3=48 \n" ); document.write( "4C2=6 a special case for 4,4 \n" ); document.write( ". \n" ); document.write( "48+6=54 \n" ); document.write( "You were close. \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |