document.write( "Question 1192387: there are 12 runners in mountain and all have equal chance of winning what is the probability that a person may win a bet on the race if he has to correctly select top 3 runners and the order they finish in? \n" ); document.write( "

Algebra.Com's Answer #824283 by ikleyn(52858) $\"\"$ $\"About$

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document.write( "There are 12*11*10 winning ordered sequences of 3 runners out 12 runners.\r\n" );
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document.write( "    12*11*10 = 1310 winning ordered sequences.\r\n" );
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document.write( "Of them, only one sequence really wins, so the probability to guess correctly is\r\n" );
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document.write( "    P =  = 0.000758.    ANSWER\r\n" );
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