How many different 7-digit phone numbers can you make using the integers 0 thru 9? Assume...
How many different 7-digit phone numbers can you make using the integers 0 thru 9? Assume all numbers can be repeated and used in any position and that order matters.
Homework Answers
There are 10 different digits. Each of 7 digit can be selected in 10 ways so using fundamental principle of counting number of different 7-digit phone numbers can you make using the integers 0 thru 9 are
Answer: 10,000,000
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How many different 7-digit phone numbers can you make using the
integers 0 thru 9? Assume...
How many different 7-digit phone numbers can you make using the integers 0 thru 9? Assume...
How many different 7-digit phone numbers can you make using the integers 0 thru 9? Assume all numbers can be repeated and used in any position and that order matters. Question options: 1,240,000 604,800 120 7,970,000,000
19) A) How many different area code 909 telephone numbers are possible? Assume that the first...
19) A) How many different area code 909 telephone numbers are possible? Assume that the first digit of any phone number cannot be 0 or 1. )
Consider the number 35964 How many 3 digit numbers can be formed using digits from 35964...
Consider the number 35964 How many 3 digit numbers can be formed using digits from 35964 if no digits may be repeated? What is the sum on all of those 3 digit numbers?
A phone number is an ordered string of ten digits. Each digit is one of 0,...
A phone number is an ordered string of ten digits. Each digit is one of 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9. (a) How many phone numbers are there that do not contain any zeros? (b) How many phone numbers are there that start with 216 or 440? (c) How many phone numbers are there that start or end with 3? (d) What is the smallest number of phone numbers that guarantee at least nine of...
please I wanted answered step by step 9) How many 4-digit numbers can be formed using...
please I wanted answered step by step
9) How many 4-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, if repetitions of digits are allowed? A) 256 four-digit numbers B) 8999 four-digit numbers C) 10,000 four-digit numbers D) 9000 four-digit numbers 10) If $4100 earned simple interest of $233.02 in 11 months what was the simple interest rate? A) 7.2% B) 6.2% C) 8.2% D) 5.2% 11) How long will it...
How many three-digit numbers can be formed from the digits 0, 1, 2, 3, 4, 5,...
How many three-digit numbers can be formed from the digits 0, 1, 2, 3, 4, 5, 6, and 7 if each digit can be used only once, how many are greater than 330
In the US, telephone numbers are 7-digit long. While in general they have some restrictions, for ...
In the US, telephone numbers are 7-digit long. While in general they have some restrictions, for example, they cannot start with 0 or 1, here we assume that all 7-digit sequences are possible, even 0000000. How many phone numbers: start or end with the two identical digits, for example 0012345, 1234511, or 2222222, contain a 5-digit consecutive substring. For example 0034567, 2567892, or 1234567
In the US, telephone numbers are 7-digit long. While in general they have some restrictions, for...
Problem 3.1 If each of the 10 digits 0-9 is chosen at random, how many ways...
Problem 3.1 If each of the 10 digits 0-9 is chosen at random, how many ways can you choose the following numbers? (a) A two-digit code number, repeated digits permitted. (b) A three-digit identification card number, for which the first digit cannot be a 0. Repeated digits permitted. (c) A four-digit bicycle lock number, where no digit can be used twice (d) A five-digit zip code number, with the first digit not zero. Repeated digits permitted.
How many different 4-digit numbers can be made from the set of 8 numbers {1, 2,...
How many different 4-digit numbers can be made from the set of 8 numbers {1, 2, 3, 4, 5, 6, 7, 8} if: The resulting number must be an odd number and repeats are NOT allowed.
How many different 3 digit numbers less than 500 can be made using the digits 3, 4, 5, and 6 if the digits can be used only once
How many different 3 digit numbers less than 500 can be made using the digits 3, 4, 5, and 6 if the digits can be used only once
please I wanted answered step by step
9) How many 4-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, if repetitions of digits are allowed? A) 256 four-digit numbers B) 8999 four-digit numbers C) 10,000 four-digit numbers D) 9000 four-digit numbers 10) If $4100 earned simple interest of $233.02 in 11 months what was the simple interest rate? A) 7.2% B) 6.2% C) 8.2% D) 5.2% 11) How long will it...
In the US, telephone numbers are 7-digit long. While in general they have some restrictions, for example, they cannot start with 0 or 1, here we assume that all 7-digit sequences are possible, even 0000000. How many phone numbers: start or end with the two identical digits, for example 0012345, 1234511, or 2222222, contain a 5-digit consecutive substring. For example 0034567, 2567892, or 1234567
In the US, telephone numbers are 7-digit long. While in general they have some restrictions, for...
Problem 3.1 If each of the 10 digits 0-9 is chosen at random, how many ways can you choose the following numbers? (a) A two-digit code number, repeated digits permitted. (b) A three-digit identification card number, for which the first digit cannot be a 0. Repeated digits permitted. (c) A four-digit bicycle lock number, where no digit can be used twice (d) A five-digit zip code number, with the first digit not zero. Repeated digits permitted.
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