document.write( "Question 944247: The probablity that Johnathon's train is on time is 3/8. The probability that the train is early is 5/13. What is the probability that the train is late? \n" ); document.write( "

Algebra.Com's Answer #576399 by Fombitz(32388) $\"\"$ $\"About$

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Since those are the only three possibilities (late, early or on-time), their sum must be 1.
\n" ); document.write( " $\"P%2B3%2F8%2B5%2F13=1\"$
\n" ); document.write( " $\"P%2B%283%2F8%29%2813%2F13%29%2B%285%2F13%29%288%2F8%29=104%2F104\"$
\n" ); document.write( " $\"P%2B39%2F104%2B40%2F104=104%2F104\"$
\n" ); document.write( " $\"P%2B79%2F104=104%2F104\"$
\n" ); document.write( " $\"P=25%2F104\"$ \n" ); document.write( "

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