document.write( "Question 839276: How many seven-symbol computer passwords can be formed using the letters A to J and the digits 2 to 7?\r
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Algebra.Com's Answer #505647 by richard1234(7193)\"\" \"About 
You can put this solution on YOUR website!
No, not quite. Where did you get the 5 from?\r
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\n" ); document.write( "\n" ); document.write( "There are 10 letters and six (not five) numbers that can be used, so there are 16 choices for each position. The number of passwords is 16^7.
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