document.write( "Question 369960: Computers manufactured by a certain company have a serial number consisting of a letter of the alphabet followed by a six-digit number. If all the serial numbers of this type have been used, how many sets have already been manufactured?
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Algebra.Com's Answer #263754 by Fombitz(32388)\"\" \"About 
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There are 26 letters in the alphabet and 10 digits to choose from.
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\n" ); document.write( "26 million sets have been manufactured.\r
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