document.write( "Question 399365: 6. A pass word consists of three letters followed by a three digit number.
\n" ); document.write( "(a) How many passwords are possible if there are no restrictions?
\n" ); document.write( "(b) How many passwords are possible if none of the letters or digits can be repeated?
\n" ); document.write( "(c) What is the probability of guessing the password in one trial if there are no restrictions
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Algebra.Com's Answer #282790 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
There are 26 letters and 10 digits.
\n" ); document.write( "a) \"N=26%2A26%2A26%2A10%2A10%2A10=17576000\"
\n" ); document.write( "b) \"N=26%2A25%2A24%2A10%2A9%2A8=11232000\"
\n" ); document.write( "c) \"P=1%2F17576000\"
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