# st130

posted by .

security codes in fiji are made up of 4 digits. how many different 4 digit codes are possible . if the first digit should be one?

• st130 -

1 * 10 * 10 * 10 = ?

## Similar Questions

1. ### probability

you are to set up a code of consisting of three letters (A to Z) and five numbers (0 to 9). a) how many codes are possible if the letters and numbers can be repeated?
2. ### Math grd 12

You are setting a system programing codes for a universal TV remote control. Each code will have five digits and cannot include a 0 or repeat any digits. How many codes a)do not contain a 7?
3. ### MATH ( PROBABILITY)

Security codes in Fiji are made up of 4 digits. How many different 4-digit codes are possible i)If the first digit cannot be zero. ii)If the first digit cannot be zero and digits cannot be repeated.
4. ### Math

1.) A security code has seven characters. Each code begins with two digits, then two letters, and finally three digits. the number of distinct security codes possible if repetition is allowed?
5. ### Discrete Math

Each Student at a certain university is given a 6-digit code (such as 123789 or 001122) (a) how many different codes are there?
6. ### LSAT PREP

A company employee generates a series of five-digit product codes in accordance with the following rules: The codes use the digits 0, 1, 2, 3, and 4, and no others. Each digit occurs exactly once in any code. The second digit has a …
7. ### Math

You are setting up a system of programming codes for a universal TV remote. Each code will have five digits and cannot include a 0 or repeat any digits. How many codes: A) do not contain a 1?
8. ### math

The first digit of a 3-digit telephone area code is 6 or 7. The second digit is 9. How many codes are possible?
9. ### math

A three-digit code is made up of three different digits from the set (2,4,6,8). How many three-digit codes can be formed if no digit is repeated?
10. ### Algebra

In a plan for area​ codes, the first digit could be any number from 2 through 8, the second digit was either 0 or 1​, and the third digit could be any number except 0. With this​ plan, how many different area codes were​ possible?

More Similar Questions