document.write( "Question 658665:
\n" ); document.write( "If each post office has its own five-digit zip code in which the last digit must be a 0, how many offices can there be? \n" ); document.write( "

Algebra.Com's Answer #410382 by jim_thompson5910(35256) $\"\"$ $\"About$

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You have 10 digits being assigned to 4 slots (since the last one must be a zero). So you have 10^4 = 10,000 potential offices. \n" ); document.write( "

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