document.write( "Question 1206498: A bag has equal numbers of magenta, turquoise, and black marbles. Corey picked a
\n" );
document.write( "marble from the bag, replaced it, then picked another marble. Both times he did not select a magenta marble. If he repeats this process 250 times, predict how many repetitions will result in no magenta marbles?
\n" );
document.write( " 4
\n" );
document.write( " 83
\n" );
document.write( " 167
\n" );
document.write( " 250 \n" );
document.write( "
Algebra.Com's Answer #844026 by greenestamps(13200)![]() ![]() You can put this solution on YOUR website! \n" ); document.write( "P(magenta) = P(turquoise) = P(black) = 1/3 \n" ); document.write( "P(not magenta) = 2/3 \n" ); document.write( "P(not magenta twice in a row) = (2/3)(2/3) = 4/9 \n" ); document.write( "Approximate number of times this result is obtained when trying the experiment 250 times: 250(4/9) = 1000/9 = approximately 111 \n" ); document.write( "None of the answer choices is close to the right answer.... \n" ); document.write( " \n" ); document.write( " |