A pass code consists of 4 digits, 2 numbers followed by 2 lette...

the pass code to mrs.kyles alarm system is 6 digits.each can be from 0 - 6 and can only be used once...

if there is a 4 digit code and the number choices are 0-9 and the last two numbers in the code are 0...

a number consists of two digit whose sum is 9 .if 9 is subtracted from the number the digits interch...

this code has five digit 1,2,3,4,5. the first digit plus the second digit is equal to the third digi...

A 5-digit PIN code cannot begin with zero and the remaining digits have no restrictions. If repetiti...

A security code consists of either five or six different letters. How many distinct security codes a...

A zip-code is a five-digit number identifying where in the U.S. an address is located. The first fou...

A three-digit code is made up of three different digits from the set (2,4,6,8). How many three-digit...

A security code consists of either five or six different letters. How many distinct security codes...

A 6-digit (number 0-9) code may not start with an 8 or 9 and digits can be repeated how many codes a...

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