You are choosing a computer password the password has 3 letters followed by 3 digits
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Transcribed Image Text:A password consists of three letters of the alphabet followed by four digits chosen from o to o. Repeats are not allowed. How many possible different passwords are three? O A. 260- O B. 175 600 000- OC.78 624 000 O D.4 714 400- O E. 11 232 000 Q: A password consists of three letters of the alphabet followed by four digits chosen from o to 9.… A: Click to see the answer Q: A password consists of three letters of the alphabet followed by four digits chosen from o to 9.… A: Actually there are a sily mistake in the given option . There must need some correction .… Q: A computer password is to consist of two lower case letters followed by three digits. Determine how… A: Click to see the answer Q: Q)1 a) How many 3 digits passcodes are there if first digit must be a 1 or 2 ? b) How many 3… A: Q1) a) There are 10 digits 0,1,2,3,4,5,6,7,8,9. The 3 digit passcodes must be formed such that first… Q: How many three digit passwords can be creating with the digits 1, 2, 3, 7, 8 and 9. O a. 60 O b. 216… A: Given: Number of digits=6 Number of digits in password=3 The number of three digit password created… Q: A license plate is made using one letter from A to Z, followed by five digits, where each digit may… A: We have to find the number of license plates. Q: How many can four digits be formed using the digits 0, 1, 2, and 3 (repetition is allowed)? * O 12 O… A: Click to see the answer Q: How many three digit passwords can be creating with the digits 1, 2, 3, 7, 8 and 9. O a 90 O b. 60… A: Given digit 1,2,3,7,8,9 Number of digit =6 Q: A password for a website consists of 4 digits followed by 2 lowercase letters. Determine how many… A: Given data: A password for a website consists of 4 digits followed by 2 lowercase letters. To… Q: 6. Suppose you need to enter a 4 digit code to enter a room. (a) How many such codes exists if… A: Question: Suppose you need to enter a 4-digit code to enter a room, find (a) the number of codes in… Q: 2) A school district assigns each of their students a password that consists of three unique letters… A: Solution Q: Determine the total number of outcomes of each d. How many ways can you answer the 5 item test of… A: 1. To find the total number of ways can answer the 5 item test of True or False. Q: Assume that the sum of the digits of a number, n, in base 10, equals to 16. Example: n= 97 is one… A: Click to see the answer Q: Assume that the sum of the digits of a number, n, in base 10, equals to 16. Example: n= 97 is one… A: Given, the sum of the digits of a number, n, in base 10, equals to 16. Example: n= 97 is one such… Q: A phone requires a 5 digit passcode and none of the digits from 0 to 9 can be repeated. How many… A: Click to see the answer Q: How many 12-bit strings contain exactly five 1's? (b) How many 12-bit strings contain at least… A: a) We can pick 5 positions for 1's from 12 positions in 12C5= 792 ways Answer(a): 792 Q: I lost my notes for solving this sample question for an upcoming exam. Some help reviewing would be… A: a) According to the provided information, passwords are required to have 3 letters followed by 2… Q: How many five-letter passwords can be formed from the letters {A, B, J, K, X, Z} under the following… A: Given letters {A,B,J,K,X,Y} a)Number of 5-letter word with repetition is =6×6×6×6×6=7776 ways Q: the 15-letter passwords formed by mixing 10 A’s, 3 B’s, and 2 C’s, I select one at random. Determine… A: *Answer: Q: A password for a website consists of 4 digits followed by 2 lowercase letters. Determine how many… A: It is given that the password contains 4 digits followed by 2 lowercase letters. Since the total… Q: 3. To login to a particular phone app, users must create a 6-character password using only the… A: We have 10 digits available Q: 1.How many different four-letter passwords can be formed from the letters A, B, C, D, E, F and G if… A: We are authorized to answer one question at a time, since you have not mentioned which question you… Q: A password is to be made from a string of five characters chosen from the lowercase letters of the… A: (a) How many passwords are possible if there are no restrictions? let password be like this 1st… Q: A pass code for an account consists of 2 letters followed by 3 symbols. If letters may be chosen… A: Click to see the answer Q: Non-personalized California license plates start with a nonzero digit (1-9) followed by three… A: Total number of digits = 1 to 9 =9Total number of digits = 0 to 9 =10Total letters = 26 Q: How many 13-bit strings contain exactly six 1's? (b) How many 13-bit strings contain at least… A: a) If exactly 6 are 1's then (13-6)=7 will be 0's. When positions of 1's are fixed, then the… Q: How many eight-symbol computer passwords can be formed using the letters A to J and the digits 4 to… A: Click to see the answer Q: Answer the following questions. Give justifications and explanations when needed. c) At an… A: Click to see the answer Q: 14a-14d A: Click to see the answer
Q: Standard automobile license plates in a state display 2 digits (from 0-9), followed by 5 letters… A: Give state display have 2 digits from 0 to 9 and 5 letters from A to Z. We have to find the number… Q: - How many secret codes can be formed consisting of five letters or four digits (but not both), if… A: If the code has 5 letters.Then we can select each letter in 26 ways. So we can select 5 letters in… Q: A phone requires a 5 digit passcode and any of the digits from 0 to 9 can be repeated. How many… A: Given , A phone requires a 5 digit passcode and any of the digits from 0 to 9 can be repeated We… Q: 1) a) How many 3 digits passcodes are there if first digit must be a 1 or 2 ? b) How many 3… A: Given information 3 digits passcode needs to be created, with first digit must be 1 or 2 and… Q: 1)a) How many 3 digits passcodes are there if first digit must be a 1 or 2 ? b) How many 3… A: The possible number for passcode is as follows: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 a) if the first digit… Q: access code for the entrance of a faculty office consists of five digits. Each digit can be 0… A: Click to see the answer Q: How many different 5-letter radio station call letters can be made a. d the first letter must be C,… A: a. Total possible ways to fill the first letter=3(C,W or Q) Since first position is already filled… Q: 10 different movies will be stored on 40 computers such that each computer will have at most one… A: The given data is: 10 different movies will be stored on 40 computers To find how many different… Q: Standard automobile license plates in a state display 3 digits (from 0-9), followed by 4 letters… A: In the question it is asked to calculate the number of plates possible when the plate consists of 3… Q: Standard automobile license plates in a state display 5 digits (from 0-9), followed by 2 letters… A: digits : 0 to 9 n=10 letters a to z n = 26 repeatation allowed Q: Standard automobile license plates in a state display 5 digits (from 0-9), followed by 2 letters… A: Standard automobile license plates in a state display 5 digits (from 0-9), followed by 2 letters… Q: If no repetitions are allowed: a) How many three-digit numbers can there be with the digits:… A: 1,3,4,5,6 are 5 digits a) We have to pick 3 digits from these 5 digits. Order will matter, so we… Q: In the questions below suppose that a "word" is any string of seven letters of the alphabet, with… A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If… Q: Standard automobile license plates in a state display 4 digits (from 0-9), followed by 3 letters… A: Given: The Standard automobile license plates in a state display 4 digits (from 0-9), followed by 3… Q: 1. How many 3-digit numbers can be forms from the four digits 0,1,2,3 if: a) no two digits are to be… A: Given: Numbers 0, 1, 2, and 3. Q: The serial number on a bill consists of a letter followed by nine digits and then a letter. How many… A: Click to see the answer Q: The serial number on a bill consists of a letter followed by nine digits and then a letter. How many… A: A bill contains the serial number of a letter followed by nine digits and then a letter. Q: 10(c) Suppose a set of 8 numbers are selected from the set {1,2,...,13,14}. Show that two of the… A: Click to see the answer Q: there are m months in a year, w weeks in a month, and d days in a week. how many days are in a year? A: There are m months in a year, w weeks in a month, and d days in a week. how many days are in a year? Q: 544 1. 5349 Adam wrote 510413. 54 Nic wrote 45. Shane wrote 545. Who is correct? 2(3)-4 2. 5-2 Adam… A: Click to see the answer Q: 1.) In the questions below suppose that a "word" is any string of seven letters of the alphabet,… A: Consider the provided question, Hello. Since your question has multiple sub-parts, we will solve… How many combinations are possible if a password contains 3 letters followed by 3 digits if letters and digits Cannot be repeated?So our answer is 10 X 9 X 8 = 720. A password must have 3 digits with no repeats.
How many passwords are possible with 3 letters?There are 15,600 different 3-letter passwords, with no letters repeating, that can be made using the letters a through z. A 3-letter password, with no letters repeating, using the letters a through z, is simply a permutation of 3 letters taken from the alphabet, which has 26 letters.
How many possible passwords are there if the password is 4 characters where each character is a letter or a digit and password must contain at least two letters?1,679,616 for just digits and lowercase (36^4). 14,776,336 for lowercase, uppercase, and digits (62^4).
What if a password should contain two English letter and two digit How many different passwords can you get?Summary: A password consists of 2 letters followed by 2 digits. The number of different passwords (2 letters followed by 2 digits) that can be formed is 67600.
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