document.write( "Question 1097905: A game is such that a fair die is rolled repeatedly until a '6' is obtained. Find the probability that
\n" ); document.write( "(a) (i) the game ends on the third roll,
\n" ); document.write( " (ii) the game ends on the fourth roll,
\n" ); document.write( " (iii) the game ends by the fourth roll.
\n" ); document.write( "(b) Suppose now that the game is such that the same die is rolled repeatedly until two '6's are obtained. Find the probability that
\n" ); document.write( " (i) the game ends on the third roll,
\n" ); document.write( " (ii) the game ends on the third roll and the sum of the scores is odd. \n" ); document.write( "
Algebra.Com's Answer #712340 by Edwin McCravy(20063)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "I'll just do part (a).  Try using the same principle to do part (b) by \r\n" );
document.write( "yourself.  If you have trouble, tell me in the thank-you note form below \r\n" );
document.write( "and I'll get back to you by email.\r\n" );
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document.write( "A game is such that a fair die is rolled repeatedly until a '6' is obtained. Find the probability that\r\n" );
document.write( "(a) (i)   the game ends on the third roll,\r\n" );
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document.write( "(ii)  the game ends on the fourth roll,\r\n" );
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document.write( "(iii) the game ends by the fourth roll.\r\n" );
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document.write( "We add the probabilities of the four mutually exclusive events,\r\n" );
document.write( "using the same procedure above to calculate the probabilities\r\n" );
document.write( "that the games end on the 1st roll or 2nd roll, and use the above\r\n" );
document.write( "two probabilities for it ending on the 3rd or 4th \r\n" );
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document.write( "Edwin
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