How do you find combinations with 3 numbers?
There are, you see, 3 x 2 x 1 = 6 possible ways of arranging the three digits. Therefore in that set of 720 possibilities, each unique combination of three digits is represented 6 times. So we just divide by 6. 720 / 6 = 120.
How many combinations can be made with 3 numbers and 3 letters?
Assuming that you mean 3 letters followed by 3 numbers, and all spaces must be filled (So A1 would not be allowed) then there are 26 ways of choosing each of the first 3 places and 10 ways of choosing each of the next 3.
What are the different formats for license plate numbers?
Formats for license plate numbers may be consistent within the state. For example, Delaware and Rhode Island were formerly able to use six-digit all-numeric serials due to their low respective populations; both now use five-digit serials, with Delaware using a letter and four digits, and Rhode Island using two letters and three digits.
What states have Z as the first digit on license plates?
Florida also terminated a practice by which plates registered to rented vehicles had the letter Y or Z as their first digit, which led to targeting of rental cars for theft. In Alabama, Montana, Nebraska, South Dakota, and Wyoming, a one- or two-digit number representing the county of issue begins a license plate number.
How many characters are on a license plate in Arizona?
Arizona uses a distinctive format with seven characters, where the number of letters and digits varies and the plates are issued in random alphanumeric blocks.
How do they decide which letters are allowed on license plates?
However, in reality, some three letter words are not allowed, some three digit sets are not allowed, thus reducing the total number of plates by a little As for letters, the supervisor for a department’s special plate unit, he and other employees meet informally to decide which letters are OK and which are not. The work never stops. Year after ye