A password must have 2 letters from the school acronym SSPU and 3 digits from 1 to 9. How many different passwords are possible without repeating any elements?

Q: The password for a new online gaming site must contain three letters followed by four digits. The…

A: Given that there are 3 letters in the password and the letters can not repeat. There are 26 letters…

Q: Steve wants to download a selection of new music. How many ways can Steve select four rock songs,…

A: Multiplication principle: It states that if there are n ways of doing something, and m ways of doing…

Q: Arrange the digits 0,0,2,2,3,5,7,8,9 to make a 9-digit number that is divisible by…

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Q: How many 7-digit numbers can be made from the digits 1, 2, 3, 4, 5, 6, and 7 if each digit can only…

A: Digits: 1, 2, 3, 4, 5, 6, 7.

Q: Walter is creating a 5 digit code for an electronic lock. He can use any number, but cannot use the…

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Q: How many 7 digit phone number are possible? Assume the first digit can be zero and all digits can be…

A: make 7 digit phone number.The first number can be zero and all digits can repeated. The digits are :…

Q: 3) Multiply the number of eggs by to find the number of muffins. Batches 1 2 3 4 Number of Eggs 2 4…

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Q: In the past, a college required students to use a 4 digit PIN (Personal Identification Number) as…

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Q: How many telephone numbers have no repeated digits?

A: Given, A telephone number consists of seven digits which is combination of {0,1,2,3,4,5,6,7,8,9}.

Q: Outside a home, there is an 8-key keypad numbered 1 through 8. The correct five-digit code will open…

A: There are totally 8-key keypad numbers. The correct five-digit code will open the garage door. The…

Q: How many four-digit numbers can be formed from the digits 0, 1, 2, 3, 4, and 5 if each digit can be…

A: given digits;  0, 1, 2, 3, 4, and 5 total number of digits = 6 number of four-digits numbers can be…

Q: The access code to a house's security system consists of seven digits. How many different codes are…

A: Given that the access code to a house's security system consists of seven digits.

Q: How many options do you have for a 10-digit password of 26 letters?

A: to find number of option for a 10-digit password of 26 letters

Q: You are selecting a 7 character password using 4 letters and 3 numbers ( from 0-9 ), without…

A: The following solution is given below :

Q: Any possible arrangement of 8 letters is considered a word.  The letters are taken from 21…

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Q: How many 4-digit numbers are there?   And if repetition of digits is not allowed?

A: Given that n= number from 1 to 9 = 9 r = 4 ( since we have to take 4 digit number)

Q: A state’s license plate has 7 characters. Each character can be a capital letter (A−Z), or anon-zero…

A: According to the given information, it is required to find the number of license plates that starts…

Q: If it will be allowed to use a number repeatedly, how many 4-digit numbers can we form from the…

A: In this question we have to find how many four digit can be formed from the given numbers.

Q: Some automobiles have 4 button locks. To gain entry, push each of the four buttons, in a particular…

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Q: A car company is going to issue new ID codes to its employees. Each code will have one digit…

A: The objective of this question is to find out the total number of unique employee ID codes that can…

Q: password contains 2 letters and 2 digits.  How many passwords are possible if repetitions are NOT…

A: The number of letters is 2 and the number of words is 2.

Q: The gate code at your apartment complex is three numerical digits followed by the “#” sign. If each…

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Q: how many five letter codes can be made if each chosen letter (from the the original 7 letters) can…

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Q: The first box contains 5 apples, the second box contains 7 apples, the third box contains 9 apples…

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Q: email password consists of two letters followed by three digits. Find the number of passwords…

A: Concept: Given that An email address consists of Two letters followed by three digits.  Since we…

Q: bank PIN is a string of four digits, each digit 0-9. How many choices are there for a PIN if the…

A: Given A bank PIN is a string of four digits, each digit 0-9. Odd numbers=1,3,5,7,9

Q: As I went to pay for my coffee, I saw a sign saying, “Win free coffee for a year! Choose 4 different…

A: The objective of this question is to find out the total number of different 4-digit passcodes that…

Q: A state has license plates that consist of 2 letters followed by 3 numbers and each letter and…

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Q: A corporate password consists of four digits, followed by three lower-case letters of the alphabet.…

A: The password is 4 digits long followed by three lower-case letters.

Q: A certain website requires a password to be 6 characters in length. Two of the characters must be a…

A: From the provided information, A certain website requires a password to be 6 characters in length.…

Q: How many different license plates are possible if 2 uppercase letters are followed by 4 digits and…

A: A number plate consist of 2 uppercase letters followed by 4 digits, in which first digit cannot be…