Review the counting of arrangements.  When selecting a debit card PIN number 4 digits are required. How many PIN numbers are possible if repetition is allowed? How many PIN numbers are possible if repetition is not allowed?

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A: The number of row =r=2 The number of column =c =2

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A:

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A: Following solution is provided below

Q: 24. Ms. Ortiz bought a wallet at a local retail store on December 17. She received a bill for the…

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Q: The bank requires you to set a 4-digit pin for you debit card. How many different pins are there, if…

A:

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Q: 21. Bank checks. Determine the check digits for the following bank codes: 0 25 7 1 1 0 8 .

A: The given code is: 0 2 5 7 1 1 0 8 _

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A: The standard automobile license plates in a country display 3 numbers, followed by3 letters,…

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Q: .How many 3 digit numbers greater than 200 can be made from 0,1,2,3,4,5 if repetition of digits is…

A: We will find out the required solution.

Q: 12 or younger 13 or older Total Signed waiver 10 8 18 Did not sign waiver 20 12 32 Total 30 20 50

A: Let A and B are two events, then;  P(A∪B)=P(A)+P(B)-P(A∩B)

Q: what is the mode of the date set ? 100,90,55,98,82,88,92,82

A: Solution of the problem as follows

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Q: license plates contain 3 letters followed by 4 digits. a. how many license plates are possible? b.…

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Q: Standard automobile license plates in a country display 1 numbers, followed by 3 letters, followed…

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Q: A race has 16 runners. In how many ways can they finish in first, second, and third place?  48  560…

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Q: QUESTION 13 O 42 O 26 O 48

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Q: Use the fundamental counting principle to solve the problem.   How many license plates can be made…

A: From the provided information, License plates are made consisting of 2 letters followed by 2 digits.…

Q: A State's License plates consist of 4 letters followed by 5 digits. How many possible license plates…

A: Given, a state's License  plate consist of 4 letters followed by 5 digits.

Q: To use a debit card, you must enter a four-digit pin number. How many pin numbers are possible if a…

A: Number of ways to select four digit number without repetition

Q: standard

A:

Q: A state makes license plates with three letters followed by two numbers with no repetitions of the…

A: In general, the number of letters from A to Z is 26 and the number of digits from 0 to 9 is 10.

Q: license plate number consist of a letter , followed by 3 single digit numbers,followed by 2 more…

A: Given that - license plate number consist of a letter , followed by 3 single digit numbers, followed…

Q: 3.18 You are required to choose a four digit personal identi- fication number (PIN) for a new debit…

A: 3.18 The digit is selected from 0,1,2...,9. Therefore, the number of digits are N=10. The number of…