document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=250452>Question 250452</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Truck tire life is normally distributed with a mean of 60,000 miles and a standard deviation of 4,000 miles. What is the probability that the tire will last 72,000 miles or more?\r<BR>\n" );
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document.write( "a. .0013<BR>\n" );
document.write( "b. .9987<BR>\n" );
document.write( "c. .4987<BR>\n" );
document.write( "d. .9544 </SPAN>\n" );
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