Question

How many passwords of 5 characters can be made if each password must start with two...

How many passwords of 5 characters can be made if each password must start with two digits and end with three letters. The digits will be with replacement and the letters will be without replacement.

Math   Statistics-And-Probability   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A computer password can be 5 - 6 characters. The password must contain at least 1...
A computer password can be 5 - 6 characters. The password must contain at least 1 digit. All other characters must either be digits or lower case letters. How many unique passwords exists?
A computer password must be eight characters long. How many passwords are possible if only the...
A computer password must be eight characters long. How many passwords are possible if only the 26 letters of the alphabet are allowed? Assuming that repetitions of alphabets is possible to create the password then the number of passwords possible Assuming that repetitions of alphabets is not possible to create the password then the number of passwords possible A jar contains 4 red marbles numbered 1 to 4 and 10 blue marbles numbered 1 to 10. A marble is drawn...
A computer password is required to be 6 characters long. How many passwords are possible if...
A computer password is required to be 6 characters long. How many passwords are possible if the password requires 1 letter(s) followed by 5 digits (numbers 0-9), where no repetition of any letter or digit is allowed? There are possible passwords.
1) Assume that a password can contain upper and lower-case letters (26), digits, and special characters...
1) Assume that a password can contain upper and lower-case letters (26), digits, and special characters from the set { !, #, $, %, &, * }. Furthermore, each password must start with a letter and must contain at least one digit and one special character. How many different six-character passwords can be formed according to this specification?
Suppose you must create a password that consists of six characters where the first two characters...
Suppose you must create a password that consists of six characters where the first two characters are numbers and the remaining characters can be any numbers and any letters (case-sensitive). How many such passwords are possible?
a password must be 4 characters long and contain only digits and lowercase english letters. The...
a password must be 4 characters long and contain only digits and lowercase english letters. The english alphabet contains 5 vowels. Assuming that digits and letters can be repeated how many differnt passwords contain exactly one vowel? enter the exact numeric number
The AccessPlus system at ISU has the following policy for creating a password: -Passwords must be...
The AccessPlus system at ISU has the following policy for creating a password: -Passwords must be exactly 8 characters in length. -Passwords must include at least one letter (a-z, A-Z) or supported special character (@, #, $ only). -All letters are case-sensitive. -Passwords must include at least one number (0-9). -Passwords cannot contain spaces or unsupported special characters. According to this policy, how many possible AccessPlus passwords are available? (Round to the nearest trillion)
A computer system uses passwords that are exactly eight characters and each character is one of...
A computer system uses passwords that are exactly eight characters and each character is one of the 26 letters (a-z) or integers (0-9). Uppercases are not allowed). How many passwords are possible? If one selected a random password, what is the probability it consists of five letters followed by 3 numbers? What is the probability that a randomly selected password consists exactly of 7 letters and 1 number?
For a certain computer program a password must be exactly 5 characters long. The first character...
For a certain computer program a password must be exactly 5 characters long. The first character can be any lowercase letter, the second must be an uppercase letter, the third character must be a number from 0 – 9, the fourth character can either be a lowercase letter or a number 0 - 9, the fifth character has to be exactly the same as the first character.                                                                                         (6) How many possible passwords are there? What is the...
A computer system uses passwords that contain exactly 5 characters, and each character is 1 of...
A computer system uses passwords that contain exactly 5 characters, and each character is 1 of the 3 lowercase letters (a, b, c) or 3 upper case letters (A, B, C) or the 5 odd digits (1, 3, 5, 7, 9).. Let Ω denote the set of all possible passwords, and let A and B denote the events that consist of passwords with only letters or only integers, respectively. Determine the number of passwords for A′∩ B′. Report the exact...
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT