# Consider making a four-digit I.D. number using the digits 3,5,8, and 0 a. How many I.D. numbers can be formed using each digit once?

86,983 results

### algebra

Consider making a four-digit I.D. number using the digits 3,5,8, and 0 a. How many I.D. numbers can be formed using each digit once? b. How many can be formed using each digit once and not using 0 first? c. How many can be formed if repetition is allowed and any digit can be ...

### math - 8th grade

use the numbers one to nine, each one only once. now multiply a two digit number by a three digit number and get a four digit answer using each of the digits, 1-9 each only once. 12 x 345 = 6789 of course that isn't a true statement though.

### Calculus

How many 2-digit numbers can be formed using the digits 1,2,3,4,5,6,7,8,9 and 0? No digit can be used more than once

### Math

If no digit may be used more than once, how many 2-digit numbers can be formed using only the digits 5, 6, 3, and 2?

### Please help me on math, thanks!

If no digit may be used more than once, how many 2-digit numbers can be formed using only the digits 5, 6, 3, and 2? 11 12 10 2

### Math

If no digit may be used more than once, how many 5 digit numbers can be formed using only the digits 3,8,1,2,5 and 7? my answer is 360

### Math

How many different three-digit numbers can be written using the digits 4, 5, 6, and 7? Use each digit only once in a number. Is the answer---24 different 3-digit numbers? I did this the long way--Is there a short equation to use for this? Thank you! You have four digits: The ...

### math

How many different 6 digit numbers can be formed using the digits 1,2,3,4,5,6 given that no digit is repeated in a number?

### problem solving

a nine digit number is formed using each of the digit 1,2,3,...,9 exactly once. for n= 1,2,3,...,9,n divides the first n digits of the number. find the number.

### math-permutuation

a four digit serial number needs to be created using digits 0-9. first digit is even , no digit is repeated , last digit is odd

### Math

It's a riddle question. All six digits in the number even remember that zero is an even number one digit is use once and all the other digits is used twice is four times the hundreds digit 10 digit is the difference of the ones digit in the hundred digit is the same digit in ...

### Math

It's a riddle question. All six digits in the number even remember that zero is an even number one digit is use once and all the other digits is used twice is four times the hundreds digit 10 digit is the difference of the ones digit in the hundred digit is the same digit in ...

### Calculus

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible.

### Math

Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a four-digit number that is NOT divisible by 7. The digits 1238 cannot be arranged to create a four-digit number that is divisible by 7. The digits 1389 also cannot be arranged to ...

### MATH

Need Answer to the Following Please: Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a four-digit number that is NOT divisible by 7. The digits 1238 cannot be arranged to create a four-digit number that is divisible by 7. The ...

### math count warm up

What positive four-digit integer has its thousands and hundreds digits add up to the tens digit. Its hundreds and tens digits add up to its once digit and its tens and ones digits add up to the two digit number formed by the thousands and hundreds digits? Answer is 1459 wanted...

### Math Help Please

Can you Please explain the answer that I received of 2469? It is the correct answer but I do not understand how to show the work. Thank you *************************************** Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a ...

### Math

Received answer to the following question from Jishka. (2469) Would you please explain the steps you used to get the answer 2469. I must show work. Thank you Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a four-digit number that ...

### statistics

how even numbers greater than 40,000 may be formed using the digits 3,4,5,6,and 9 if each digit must be used exactly once in each number?

### Calculus Bonus

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible. I don't know where to start, any help would be greatly apprecitated.

### Algebra 2

How many different four digit numbers can be made using the digits 1, 2, 3, 4, 5, 6. If no number can be used more than once.

### Calculus Bonus

Form two four-digit numbers from the digits 2, 3, 4, 5, 6, 7, 8, and 9, using each digit exactly once, so that the absolute value of the difference of the two numbers is as small as possible. Confused need to double check with you all.

### 6th grade math

Answers for i am a-digit number. My hundreds digit is triple my thousands digit. The number formed by my tens and ones digits is triple the number formed by my thousands and hundreds digits. No digit appears more than once. what number am i?

### math

The number uses every number 0-9 the numbers are used only once the fourth digit is 4 the first digit in the billions place is 3 the 5 is next to the last digit the sixth digit is 7 the digit after 3 is 9 the digit before 5 is 2the third digit is half the value of the eigth ...

### Math

Need Answer to the Following Please: Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a four-digit number that is NOT divisible by 7. The digits 1238 cannot be arranged to create a four-digit number that is divisible by 7. The ...

### math

using digits 1-9 only once, multiply a 3 digit by a 2 digit number and get a 4 digit result 12*345=4140? looks ok to me. the answer would have to be 6789 or some order of those digits if you used the others in the question. digits 1-9 used only once, no zeroes. The digits can ...

### Math

How many odd four-digit numbers, all of the digit different can be formed from the digits 0 to 7, if there must be a 4 in the number? My Answer: There are four options for the last digit (1, 3, 5, or 7). One of the other three digits only has 1 option (for the 4). One of the ...

### Math (Reiny)

Regarding my question below, when the question talks about digits 0-7 do we include the 0. In other words, are the possible digits 0,1,2,3,4,5,6,7 or 1,2,3,4,5,6,7? Thanks again for your help. How many odd four-digit numbers, all of the digit different can be formed from the ...

### math help

How many different two- digit numbers can be formed using each of the digits 3, 5, and 7 only once ?

### Probability

How many different four-digit numbers can be formed using the digits 3,2,1, and 0? 9,18,24, or 36?

### math

Form the greatest possible 5-digit number using the clues.All five digits are different. None of the five digit are 1.The digit in the ten thousands place is greater than 7.The sum of all five digit is 18.The greatest digit is equal to the sum of the other four digits.

### math

given the digits 0,1,2,3,4,5,6, and 7 find the number of possibilities in each category four digit numbers, odd three digit numbers and three digit numbers without repeating digits.

### Math Help Please

Would you please explain the steps you used to get the answer 2469. Thank you Using the 9 digits, 1, 2, 3, 4, 5, 6,7, 8 and 9 you can arrange four different digits to form a four-digit number that is NOT divisible by 7. The digits 1238 cannot be arranged to create a four-digit...

### Math

A three digit number is created using the digits 4, 5, and 6. Each digit may only be used once. What is the probability that the three digit number will be less than 550? Please Help!! Thank You!!

### Math. Explain

From the digits 1, 2, 3, and 4, how many positive integers are less than 100,000? Consider the possibilities for 5-digit, 4-digit, 3-digit, 2-digit, and 1-digit numbers and repetition of digits. 1,364 1,024 256 A telephone dial has holes numbered from 0 to 9 inclusive, and ...

### problem solving

A nine-digit number is formed using each of the digits 1,2,3,...,9 exactly once. For n = 1,2,3,...,9, n divides the first n digits of the number. Find the number.

### math

USing all the digits0,1,2,3,4,5,6,7,8,9 once,write the smallest and the largest possible numbers that can be formed.answer A.What is the place value of the digit 5 in the smallest possible number that was formed?answer B.What is the place value of the digit 5 inthe largest ...

### math

Find a six-digit even number containing no zeros and no repeating digits in which the first digit is four more than the second digit, the third digit is one less than the sixth digit, and the fourth and fifth digits when read as a single number equal the product of the first ...

### Math help (emergency)

How many 2-digit numbers can be formed using only the digits 2, 3, 5, and 6. if the digits are not repeated within a number? 11 12 10 2

### Math

How many 3 digit numbers can be made using the following digits only once in each number? Use the digits : 2,3,4

### algebra 2

If no digit appears more than once, how many 2-digit numbers can be formed from the digits 1, 3, 5, and 7?

### Math

How many 2-digit numbers can be formed using only the digits 2, 3, 5, and 6, if the digits are not be repeated within a number? A.11 B.12 C.10 D.2 I just don't understand

### Math

In a three digit number, the digit is twice the units digit and the hundreds digit four times the unit digit .also,the sum of its digits is14 .find the number

### Math - Algebra

What is the linear equation that will represent the second statement in the following problem: "The sum of the digits of a three-digit number is 12. If the hundreds digit is replaced by the tens digit, the tens digit by the units digit, and the units digit by the hundreds ...

### Math

Using the digit 1 to 9 once, write the largest possible 9-digit number that can be formed in which the digit in the hundred millions place is twice the digit in the thousands place, and the digit in the hundred thousands place is one-half the digit in the ten millions place.

### Maths

Only using 2357,what number is a three digit number that add by a four digit number and equals to a five digit number? You can only use zero on the last digit of the four digit number.

### decimals

a number has four digits. the digit in the hundredth place is greater than the digit in the hundreths place of 4.361. the digit in the thousandths place is greater than the digit in the tenths place of 2.85. what are the possible four-digit numbers between 8.6 and 8.7?

### math

sophia is making raffle tickets for the schools give away drawing.she wants to use the digits 2,5, and 7 to make three-digit numbers how many different three-digit numbers can she make if she uses each digit once

### Math

i am a four digit number. all of my digits are different. my first digit is twice my fourth digit. my second digit is twice my first digit.my last digit is twice my third digit. the sum of my digits is 15. what number am i?

### Maths

What are 3 5-digit numbers that have the sum of their digits equal? Is it as simple as finding a random 5 digit number than switching the number order and making 2 new numbers with the same digit sum? thank you

### Math

How many different four-digit numbers can you make using all the digits in each set only once? a. 1,2,3,4 b. 0,1,2,3 c. 0,0,1,2

### math

Using the numbers 1 through 9 with no repeats, find a 9 number such that: the first digit is divisible by 1, the first two digits are divisible by 2, the first 3 digits are divisible by 3, and so on until we get to a 9 digit number divisible by 9. You might try, for example, ...

### math

using digit 1,2,3,4 and 5 to form a 2-digit and a 3 digit number so that the product is the least product possible. using each digit only once

### math

*The number has 8 digits, none of the digits are the same. *It is evenly divisible by 10. *The value of one of the digits is 80,000 *The digit in the millions place is the largest 1-digit odd number. *The digit in the thousands place is 3 less than the digit in the millions ...

### math

A5-digit number has 7 in its place The digit in once place is 5 less than its digits at tens place The hundreds place digit is 4 times the digit at once place The digit at thousands place is the same as at hundreds place sum of all the digits is 33 write the number in standard...

### algebra

For every positive 2-digit number, x, with tens digit t and units digit u , let y be the 2 digit number formed by reversing the digits of x. Which of the following expressions is equivalent to x-y? a. 9(t-u) b. 9(u-t) c. 9t-u d.0

### math

What mystery number has 8 digits; none of the digits are the same. It is evenly divisible by 10. The value of one of the digits is 80,000. The digits in the millions place is the largest 1-digit odd number. The digit in the thousands place is 3 less than the digit in the ...

### 5th grade

How many different four-digit numbers can you make from the digits 1,2,3, and 4 if each digit is used only once?

### Math

How to get 44 using the digits in 2017. You can use +,-,×,÷,√,!,!!,exponents. Double digit numbers are allowed. You can use each digit only once.

### math

Neelesh is fond of playing number games. Once when his friends were present he challenged them. He said that he has thought of a five-digit number and anyone who guesses it correctly can use his cycle for a full day. ‘To help you,’ he said, ‘I shall provide some clues...

### algebra

a two digit number is four times the sum of its digits and twice the product of the digit. find the number using elimination method

### math

The number has 8 digits none of the digits are the same 2. It is enemy divisible by 10 3. The value of one of the digits is 80,000 4. The digit in the millions place is the largest 1-digit odd number 5. The digit in the thousands place is 3 less than the digit in the millions ...

### math

8. How many different four digit numbers can be made from the digits 3,8,6, and 9 if each digit appears only once in the arrangement? Is the answer 10?

### college math

How many different four-digit numbers can be formed from the digits 0 through 9 if the first digit must be even and cannot be zero?

### Math

Adeline wrote a four digit number. The digit in the thousands place is 3 more than the digit in the hundreds place. The digits in the hundreds place is 2 less than the digit in the tens place. The digit in the tens place is 2 less than the digit in the ones place. The sum of ...

### Data management

from the digits 0,1,2,3,4,5,6,7,8,9 find the number of a) 4-digit numbers with repetition of digits b) 4-digit numbers without repetition of digits c) the number of odd 4-digit numbers with no repetition of digits d) the number of even 4-digit numbers with no repetition of digits

### data management

from the digits 0,1,2,3,4,5,6,7,8,9 find the number of a) 4-digit numbers with repetition of digits b) 4-digit numbers without repetition of digits c) the number of odd 4-digit numbers with no repetition of digits d) the number of even 4-digit numbers with no repetition of digits

### Math

If no digit can be used more than once, how many 5-digit numbers can be formed only using the numbers 3,8,1,2,5, and 7? A: 350 numbers B: 717 numbers C: 722 numbers D: 720 numbers I guessed the answer 720 and got it right but I don't know why the answer is 720. Can someone ...

### Math Decimals

Jason has 4 tiles. Each tile has a number printed on it. The numbers are 2,3,6, and 8. A decimal number is formed using the tiles and the clues. Be a math detective and find the number. Clues: digit in tens place is the greatest number. digit in tenths is less than the digit ...

### math (statistics)

how many 4 digit number can be formed from the digits 2,3,5,,6,7,8 if: a.)each digit be only used once b) how many are even? c) how many are odd? d) how many are greater than 25000?

### Math

i am a four digit numeral number between 3000 and 4000.My ones digit is 3 greater than my thousands digit.The two other digits are the same.If the sum of my digit is 20,what number am i?

### decimals

` a four digit number between 12 and 13 has an odd number in the hundredth place and an even number in the tenths place. the hundreths digit is greater than the tenths digit. the sum of the tenths and hundreths digits is 9. what are possible four-digit numbers?

### maths

Find the sum of all 3-digit positive numbers N that satisfy the condition that the digit sum of N is 3 times the digit sum of N+3. Details and assumptions The digit sum of a number is the sum of all its digits. For example, 1123 has a digit sum of 1+1+2+3=7. The number 12=012 ...

### balayan national highschool

The hundred thousands digits of a six-digit even number is 3 more than the thousand digit, which is twice the ones digit. Give at least four numbers that satisfy the given condition.

### math statistics and probability

how many 4 digit number can be formed from the digits 2,3,5,,6,7,8 if: a.)each digit be only used once b) how many are even? c) how many are odd? d) how many are greater than 25000?

### maths

can you replace the stars with figures **** x 3 ______ ***** the whole calculation uses each of the digits 0-9 once and once only the 4 figure number contains three consecutive numbers which are not in order. the third digit is the sum of 2 of the consecutive numbers the 1st,...

### Math

1. JUGGLING NUMBERS From old newspapers cut out digits 0 to 9 and stick them in a creative manner. Make sure the digits are not too small. Juggle the digits to make the numbers described below. The challenge is you can use a digit only once in a number. 1) Make the smallest ...

### math

what are the three smallest 7 digit whole numbers that can be made using only the digits 4,3,0,9,2,8,and 5? Each digit must be used exactly one time in each number.

### maths class 6

1. JUGGLING NUMBERS From old newspapers cut out digits 0 to 9 and stick them in a creative manner. Make sure the digits are not too small. Juggle the digits to make the numbers described below. The challenge is you can use a digit only once in a number. 1) Make the smallest ...

### math

Using each of the 7 digits 1, 2, 3, 4, 5, 6, 7 only once, what is the difference between the smallest 4-digit number that can be made and the largest 3-digit number that can be made?

### math

using the digits 1 2 3 4 5 what is the smallest 4 digit odd number that you can make? **can not repeat numbers (only use ea # once**

### math

How many 3-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7 if repetition of digits is not allowed?

### Math

The digits 1,2,3,4,5,6,7,8,9 are used to form four two-digit prime numbers, with each digit used exactly once. What is the sum of these four primes

### math

How many ODD three digit numbers is it possible to make using the numbers 4, 5 and 7 if you are allowed to use each of the numbers more than once in a particular three digit number?

### Probability

How many different three-digit numbers can be formed using the digits 1,3,5,7 and 9 if the digits may be repeated?

### Math- Problem solving

A number has 4 digits. The digit in the hundredths place us greater than the digit in the hundredths place of 4.361. The digit in the tousandths place is greater than the digit in the tenths place of 2.85. What are the possible four-digit numbers between 8.6 and 8.7?

### math

the hundred thousands digits of a six digit number is 3 more than the thousands digit which is twice the ones digit give at least four numbers that satisfy the given condition

### 6 th grade Math

You can find the total number of different 4-digit numbers of choices for each digit (9) to the number of digits (4), or 9 to the 4th power. Based on this pattern, how many different 5-digit numbers could you make from the digits 1 through 8?

### math

How many 4-digit numbers can be formed using the digits 1, 2, 3, 4, 5, 6, 7 if repetition of digits is allowed? Would that be 840

### math

How many different positive four-digit integers can be formed if the first digit must be 2, the last digit cannot be 0, and digits may be repeated? a) 336 b) 900 c) 1000 d) 9000 e) 10000

### MATH Trouble

I have no idea what this problem means: For how many two-digit numbers if the ones digit larger than the tens-digit? Can you find a systematic way to arrive at the number? Ok, every 2-digit number looks like xy, where x is the 10's digit and y is the one's digit. It should be ...

### 4th grade math

Find the mystery number. It is a 4 digit odd number. All the digits are different. None of the digits are 0 or 9. The tens digit is twice the ones digit, and the hundreds digit is twice the tens digit. The thousands digit is one less than the hundreds digit.

### holy heart

Using digits 2, 3, 5, 6, 7 and 9, how many 3-digit numbers can be formed that are divisible by 5 such that the repetition of digits is not allowed?

### maths

use the digits 8,6,1 &4 once each.Arrange the digits to make a 4- digit number.How many different 4-digit numbers can you make that are divisible by 7 with no remainder ?

### math

The last part of a telephone number has four digits, e.g. 7814 1487 2103 2772 The last part of the telephone number can start with any digit apart from zero. The other three digits can be any number. How many four digit numbers are there?

### MATH

The last part of a telephone number has four digits, e.g. 7814 1487 2103 2772 The last part of the telephone number can start with any digit apart from zero. The other three digits can be any number. How many four digit numbers are there?

### math

find the mystery number, it is a 4 digit odd number, all the digits are different, none of the digits are 0-9, the tens digit is twice the ones digit, and the hundreds digit is twice th tens digit. the thousands digit is one less than the hundreds digit?

### 6th grade

I have 6 digits. My hundred thousands is less 1 than my ones digits, 8 greater than my thousands digit. twice my tens digit and four times my hundreds digit. My tens digit is 0. what number am I ?

### Math

I am a four digit number, I am between 2,000 and 3,000 the digit in the ones place is four times as much as the digit in the thousands place. Only one of the digits are the same. The digit in the tens place is one more than the digit in the hundreds place. All of the digits ...