How many 6-character license plates are possible if the first three characters must be an uppercase letters, the last three must be digits 0-9, and repeated characters are allowed?

Q: A seven-character insurance account number must be four lowercase letters of the alphabet followed…

A: The number of lowercase letters in the alphabet is 26.

Q: ow many unique ways are there to arrange the letters in the word PRETTY?

A:

Q: serial number on an implanted medical device consists of 3 letters followed by 4 digits. The first…

A: Basic concepts of probability are used.

Q: It is desired to write a 3-digit number using the numbers 2, 3, 4, 5, 6, 7, 8. If each number is…

A: Given data: The total numbers are n=7. Case-1 The total 3 digits numbers that can be formed from the…

Q: How many distinct expressions exist for the number?

A: The concept of "distinct expressions" for a number can vary depending on what you mean by it. Here…

Q: t is desired to write a 3-digit number using the numbers 2, 3, 4, 5, 6, 7, 8. If each number is used…

A: Given Information: It is desired to write a 3-digit number using the numbers 2, 3, 4, 5, 6, 7, 8.…

Q: What is the importance of Greek letters?

A: Greek alphabet is widely used in mathematical and scientific equations. It is used to denote various…

Q: How many words can be generated us

A: How many words can be generated using the letters of MARRIAGE.

Q: How many phone numbers are there of the form 962-xxxx? repeated is possible Answer:

A:

Q: Is that letter n or x?

A: Solution

Q: 7, 9, 10

A: Since you have submitted three questions, we'll answer the first question. For the other questions…

Q: How many four digits numbers can be made using 1, 2, 3, 4 and 0? Caution: your numbers cannot start…

A: 9

Q: How many different 11-letter words (real imaginary) can be formed from the letters in the word…

A: We have to find the total number of 11-letter words that can be formed from the letter in the word…

Q: How many different arrangements of the letters in the word "number" can be made?

A:

Q: What are composite numbers?

A: To define : composite number.

Q: It is desired to write a 3-digit number using the numbers 2, 3, 4, 5, 6. If each number is used only…

A: Given: Numbers used = 2, 3, ,4, 5, 6 Numbers greater than 530 is required to be found. No digit is…

Q: Can a number N, sum of whose digits is 21345, be a square of a natural number?

A: Given: a number N, sum of digit is 21345

Q: How many ways can you write a 5 digit number such that some of the digits repeat? (Note: 010 is a 2…

A: Given query is to find the ways to write 5 digit number.

Q: If a number is divisible by 121, is it divisible by 11?

A: Given. We need to find if a given number is divisible by 121 then whether it is divisible by 11 or…

Q: A particular state's license plates have 7 characters. Each character can be a Cap How many license…

A: Introduction: Permutations are referred to as arrangements, while combinations are referred to as…

Q: how many 7 digit phone numbers can be formed in an area code, if the symbols 0 and 1 can not be used…

A: We consider that each digit is selected independently of the others. The first digit can be any of…

Q: number that can be expressed in the form ?/?, where a and b are

A:

Q: We can issued (100000) different mobile SIM cards in the market if each of them consists of 10…

A: Here we have to fill 10 digits using available 10 digits.We have to fill first three places by…

Q: A machine stores a floating point number in 7 bits. The first bit is for the sign of the number, the…

A:

Q: how many 6 digit numbers can be formed, if at the place of hundred thousand there are allowed two…

A: Yes your step is right.Hundredth thousand place can be chosen in 2 ways. And hundredth place can be…

Q: d 3?

A: for a 4 digit even number

Q: How many different five letter “words” can be made out of the letters in the word world?

A:

Q: How many different 10-letter codes can be made using three a’s, four b’s, and three  c’s?

A:

Q: Without using a calculator, test for 60,330 for divisibility by 2, 3, 4, 5, 6, 8, 9, 10, and 11 Is…

A:

Counting Principles

In statistics, the counting principle can be said to be the concept in which the quantity of an item is determined. There can be a single item, or a group of items, or items that are related to each other. In every possible set of items, the quantity of the possible item groups or their sorting measures can be determined with counting principles.