document.write( "Question 681342: A convenience store clerk can wait on 6 customers per minute. If customers arrive at an average rate of x people per minute, the time T spent in line is\r \n" );
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document.write( "T = 1/(6-x), where 0\n" );
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document.write( "Find the waiting time if an average of 4.75 people arrive each minute. \n" );
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