document.write( "Question 470319: In how many ways can 12 athletes be awarded a first-place medal, a second place medal, and a third-place medal?a. 56
\n" ); document.write( " b. 336
\n" ); document.write( " c. 21
\n" ); document.write( " d. 3 \r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "In how many different ways can a student choose 3 out of 8 problems to complete on a take-home exam?a. 33
\n" ); document.write( " b. 1320
\n" ); document.write( " c. 220
\n" ); document.write( " d. 1728 \r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "If event A is certain to occur, what is P(A)?
\n" ); document.write( "a. 0.25
\n" ); document.write( " b. 0.5
\n" ); document.write( " c. 0
\n" ); document.write( " d. 1
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #322605 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
\n" );
document.write( "Hi,
\n" );
document.write( "In how many ways can 12 athletes be awarded a first-place medal, a second place medal, 
\n" );
document.write( "and a third-place medal?  nPx = 12P3 = = 12!/9! = 1320\r
\n" );
document.write( "\n" );
document.write( "In how many different ways can a student choose 3 out of 8 problems to complete
\n" );
document.write( " on a take-home exam?  nCx = 8C3 =  = 8!/3!5! = 56\r
\n" );
document.write( "\n" );
document.write( "If event A is certain to occur... P(A) = 1
\n" );
document.write( " \n" );
document.write( "

\n" );