Number of results: 42,577
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?
Wednesday, September 19, 2012 at 7:06pm by Evelyn
math
I am a prime number. I am less than 40. I am 1 more than a multiple of 5. What number am I? I am a 2 digit number. My ones digit is 2. My tens digit is even. I am between 30 and 70. what number am i? I think either 42 or 62. I am a square number. I am more than 50. My digits ...
Thursday, December 8, 2011 at 7:51pm by Nikki
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?
Monday, September 7, 2009 at 8:40pm by Nicholas
math
Mrs. Rossi wrote the following clus for a mystery 4-digit number. .The tens digit is twice the one digit .The hundreds digit is twice the ones digit. .The ones digit is 3. .The sum of the digits is 19. What is the mystery number? show the work.
Wednesday, November 17, 2010 at 6:55pm by gabriella
math
I am adecimal number less than 1. the digit in my hundreths place is the sum of the digits in my thousandths place. The digit in my tenths place is 1 greater than the digit in my thousandths place. Which 3 numbers could I be?
Wednesday, July 11, 2012 at 9:44am by janrix
Digit Problems
I am a 2 digit number. The sum of my digits is 12 . My tens digit is 4 more than my ones digit. What number am I ?
Tuesday, February 1, 2011 at 8:23pm by Hailey
math
I am a 2-digit number. the sum of my digit is 15 my tens digit is odd my ones digit is even what number am i?
Thursday, October 22, 2009 at 6:30pm by mckenna
Math
You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are odd and the other half is even. The largest digit in the number is in the tens place (but it is not the largest digit). The digit in the hundreds place...
Friday, August 31, 2012 at 7:08pm by Sky
word problem
in a two digit number, the sum of the digit is 8. the different between this number and the number with the digit reversed is 54, what is the number.
Monday, November 21, 2011 at 7:06pm by emma
5th Grade Math
The number is odd, and divisible by 5 - so the final digit must be 5. The largest digit is in the tens place, but isn't the largest digit, and no digits are repeated - so it must be 6, 7 or 8. The digit in the hundreds place is half the digit in the tens place, so the ...
Friday, August 31, 2012 at 7:41pm by David Q/R
Math riddles for 4th grade
divide me by 10 and 3 remians. a square number my first digit be. My second digit is the product of1 and 3. All together I am greater than 50.
Saturday, September 29, 2012 at 5:03pm by Kathy
math
There are 900 three-digit integers. The number of three-digit integers having at least one repeated digit is also a three-digit number. If that number is represented by abc where each letter is a digit, compute a-b+c (I came up with 252 integers so when I did the computation ...
Saturday, May 28, 2011 at 1:38pm by alex
math
The problem would be easier to solve if you would break it up into capitalized sentences. What you have written is a run-on sentence that is difficult to follow. You should have written: The number uses every number 0-9. Each number is used only once. The fourth digit is 4. ...
Thursday, October 20, 2011 at 9:26am by drwls
math
Since it is 4 digits and greater than 9,000, the thousands number must be 9. The ones digit is 3. The smallest prime greater than 5 is 7. 9+7+x+3 = 20 x = 1 9,713
Thursday, October 20, 2011 at 7:06pm by PsyDAG
math
recall that the area of a circle is given by: Area = pi*r^2 since in the problem, diameter is given, we first get radius: diameter = 2*radius d/2 = r 15/2 = 7.5 ft = r thus A = pi*r^2 A = 3.14*7.5^2 A = ? now solve this using calculator,, to round off, first you need to know ...
Wednesday, March 23, 2011 at 11:47am by jai
Math
1. In the 30 day month of April, for every three days it rained, there were two days it did not rain. The number of days in April on which it rained was how much greater than the number of days on which it did not rain? 2. Each terms of a certain sequence is greater than the ...
Friday, September 24, 2010 at 4:29pm by Leslie
Math
Iam a 5digit number my tens digit is the sum of my hundreds digits and thousands digits my tens digit is twice my ones digit. My hundreds digit is 1more than zero.my thousands digit is seven times my hundreds digit.my ten thousands digit is the same as my ones digit.what is ...
Wednesday, October 17, 2012 at 10:14pm by Deja moore
maths
A Two digit number is such that the product of the digit is 18. When 63 subtracted from the number the digit interchange the place.Find the number.
Wednesday, December 5, 2012 at 7:52am by preet0099 HELP ME !
3rd grade
when this 3-digit number is rounded to the nearest ten, the sum of its digits is 16 .the hundreds digit of this number is 8 and the ones digit is 5 . what is the number?
Wednesday, September 21, 2011 at 10:53pm by grandma
math
Find digits A and B in the number below so the folling condition are true. The 5-digit number must be divisible by 4. The 5-digit number must be divisible by 9. Digit A cannot be the same as Digit B. 12A3B Explain the steps you followed to solve the problem.
Wednesday, December 21, 2011 at 1:39pm by peter
5th grade
I am a 3-digit number.My first digit is a square number.My last digit is 3* my second digit,which is my half my first digit.What am I.
Tuesday, October 6, 2009 at 8:44pm by David
Math
another interpretation. single digit number = 5 double digit number = 5x4 = 20 triple ditit number = 5x4x3 = 60 four digit numbers = 5x4x3x2 = 120 five digit numbers = 5x4x3x2x1 = 120 add them up
Friday, April 29, 2011 at 12:11pm by Reiny
number problem
The units digit of a 2 digit number exceeds thrice the tens digit by 1. The sum of the digits is 9. Find the number.
Wednesday, November 14, 2012 at 5:43am by MNHS
math
how many 2 digit numbers can be written so that the second digit is greater than the digit before it ?
Wednesday, December 5, 2012 at 8:54am by lindy
math
what is my number? Clue 1 My number is a multiple of 5,but it does not end in 5. - Multiples of 5 end in "5" and which other digit? - Can you identify 2 prime factors if the number ends in this digit? Clue 2 The prime factorization of my number is a string of three ...
Sunday, September 12, 2010 at 10:54pm by MathMate
Algebra
The units digit of a two digit number is 1 more than twice the tens digit. If the digits are reversed, the new number is 36 more than the original number. Find the number. Please help!!
Saturday, February 14, 2009 at 4:10pm by Logan
math
8,426. Let x represent the hundreds digit. My thousands digit is twice my hundreds digit --> Thousands= 2X Hundreds= X My hundreds digit is 2 more than my tens digit. --> Tens= X-2 Ones= Y The sum of my tens and ones digit is my thousands digit. --> 2X=(X-...
Monday, September 29, 2008 at 9:46pm by Trevor
11th grade math algebra 2 trig
the tens digit of a two digit number is 6 more than the units digit. the number is 36 more than the number when the digits are reversed/ what is the number?
Thursday, October 9, 2008 at 9:37pm by Nick
mathematics
what is seven-digit number if the ones digit is the sum of the millions digit and thousands digit is and the digits is the number from the largest value to the smallest place value are consecutive numbers.
Tuesday, June 19, 2012 at 5:53pm by lauren
Math Help
in the original number, let the unit digit be a, the tens digit be b and the hundred digit be c the appearance of our number is cba then the value of our number is 100c + 10b + a case1: interchange 2nd and 3rd digit number looks like cab value of our new number is 100c + 10a...
Thursday, February 9, 2012 at 1:39am by Reiny
Algebra
The units digit of a two-digit number is 1 less than the square of the tens digit. The number reversed is 7 more than twice the original number. Find the original number.
Sunday, November 22, 2009 at 2:34pm by Austin
math
The sum of the digits of a positive two-digit number is 13,If twice the first digit is 1 less than the second digit,what is the two-digit number ?
Wednesday, February 20, 2013 at 7:29pm by andrew
math
the sum is 19.my hundrends digit is 4 less than 7. my thousands digit is the sum of 3 and 1. the other two digit are the same number. what four digit number am I?
Wednesday, September 19, 2012 at 9:18pm by rawand
math
i am a 3 digit number when i am rounded to the nearest hundred i become 300 my hundreds digit is 2 the differance between my ones and tens digits is one my tens digit is my largest digit i am an odd number what 2 numbers can i be
Monday, November 5, 2012 at 9:07pm by lindsey
Algebra math.
1) the sum of the digits of a two digit number is 9. The value of the number is 12 times the tens digit. Find the number. 2) the sum of the digits of a two digit number is 12. If 15 is added to the number the result is 6times the units digit. Find the number. Please help!! ...
Tuesday, January 4, 2011 at 8:29pm by Lucy
mystery number
What is the three digit mystery number? It is less than 300. The tens digit is 4 more than the hundreds digit. The sum of the digit is 9. The hundreds digit is 2 less than the ones digit.
Monday, October 3, 2011 at 4:23pm by camila
math
The sum of the digits of a two-digit number is 16. If the digits are reversed the new number will be 18 greater than the original number. Find the number.
Thursday, July 29, 2010 at 10:42am by joy
5th Grade math
I'm not Bob, and he may have further input, but it seems to me you just take what information they give you, and step by step apply it. They said: You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are ...
Friday, August 31, 2012 at 7:29pm by Steve
triple digit digit product
What is the smallest 3-digit positive number whose product of the individual digits is still a 3-digit number
Wednesday, April 10, 2013 at 4:55am by HELP ME...uRGENT!
math
ann wrote a three digit number. the digit inthe hendreds place is 4 less than the digit in the ones place. the digit in the tens place is two more than the digit in the ones place.the sum of the three digits is 16. what is the three digit number?
Monday, August 27, 2012 at 10:01pm by Maria
Algebra 2
The tens digit of a two-digit positive integer is 2 more than three times the ones digit. If the digits are interchanged, the new number 13 less than half the given number. Find the given integer. (Hint: Let x = tens-place digit and y = ones-place digit, then 10x + y is the ...
Friday, September 30, 2011 at 12:38am by Peter
Math
The tens digit of a two-digit positive integer is 2 more than three times the ones digit. If the digits are interchanged, the new number 13 less than half the given number. Find the given integer. (Hint: Let x = tens-place digit and y = ones-place digit, then 10x + y is the ...
Friday, September 30, 2011 at 12:38am by Anonymous
algebra
what three digit number is less than 300 and the ones digit is 4 times the hundreds digit and the tens digit is 5 more than the hundreds digit and the sum of the digits is 17
Tuesday, December 7, 2010 at 7:06pm by Karen Nelson
math 1 digit divisors word problem
To have a remainder of 8, the divisor must be greater than 8. The only single digit greater than 8 is 9, so 9 must be the divisor. Since 8 is 1 less than 9, the dividend needs to be one less than a multiple of 9. Candidates are values of 3 digits, as the problem states. The ...
Tuesday, January 18, 2011 at 8:15pm by helper
Algebra
" The units digit of a two-digit number is 1 less than the square of the tens digit " the only possiblities are 10 , 23 , and 38 A quick check, 83 = 2(38) + 7 the original number is 38 or (the long algebraic way) Let the unit digit be y let the x digit be x then y...
Sunday, November 22, 2009 at 2:34pm by Reiny
math
For the first digit, there are 9 choices (excluding 0, which does not make a 5 digit number). For the second digit, there are still 9 choices, since zero is in , and the first digit is out). Third digit: 10-2 choices fourth digit: 10-3 choices fifth digit: 10-4 choices. By the...
Thursday, April 21, 2011 at 6:09pm by MathMate
math
If the tens digit is 1, the units digit is 2. The number is then 12, less than 50. There is another tens digit that fit the bill, and will result in another number that when doubled, is still less than 50. Can you find the other digit, and the associated number?
Tuesday, March 16, 2010 at 5:25pm by MathMate
math
A number in scientific notation can only have 1 digit greater than the decimal. 2,750,389 has 7 digits greater than the decimal. If you divide by 10^6, you will have only 1 digit. So your answer will be 2,750,389 / 10^6 x10^6
Saturday, August 22, 2009 at 4:47pm by Marth
Math
If someone made a five digit number with 0,3,5,8,and 9. The number is bigger than 39 and smaller than 53 The thousandth digit is 3 times the tenth digit. What is the number? Bigger than 39 and less than 53 means 50. Now the decimal. The thousdnad digit is 9, tens 3. Check that...
Monday, August 22, 2005 at 4:37pm by Danial Dunson
Writing in Math
Every digit in 8,999 is greater ,than any digit in 24,005 is greater than 8,999.
Wednesday, September 30, 2009 at 4:03pm by pamela
math
my tens digit is 5 more than my ones digit and 2 less than my hundreds digit.if the sum of my digit is 18.what number am i?
Wednesday, June 22, 2011 at 4:20am by mark
math
A four-digit number between 12 and 13 has an odd number in the hundredths place and an even number in the tenths digit. The sum of the tenths and hundredths digit is 9. What are the possible four-digit numbers?
Monday, March 4, 2013 at 4:47pm by Joelle
Algebra
i'm a 2 digit number. the sum of my digit Is 12.my tens digit is 4 more than my ones digit. what numberam i ?
Friday, November 2, 2012 at 4:39pm by Kevin
3rd grade
if the ones digit of a number greater than 1 is 0, what factors must that number have?
Friday, October 29, 2010 at 10:29am by Anonymous
math
What number am I? I have 2 digits which have a sum of 7. Both of my digits are less than 5. My tens digit is greater than my ones digit.
Tuesday, August 23, 2011 at 9:52pm by Aracelly
math
A two digit number has the property that the units digit is 4 less than the tens digit and the tens digit is twice the units digit. What is the number?
Monday, February 18, 2013 at 2:04am by Dee
MTH213 -
A two-digit number has the property that the units digit is 4 less than the tens digit and the tens digit is twice the units digit. What is the number?
Wednesday, January 19, 2011 at 2:00pm by Jonathan
math
please help me on this riddle : im a 2 digit whole number between 30 and 80 . my tens digit is one more than my ones digit. im a prime number.what number am i ?
Monday, October 29, 2012 at 6:21pm by Leslie
Math
Write a number that has a hundreds digit less than 7, a tens digit less than 5, a tenths digit one more than its tens digit, a thousandths digit twice the tens digit, and other digits of your choice.
Sunday, September 30, 2012 at 1:16pm by Penny
Math
How do you write a number that has a hundreds digit less than 7 , a tens digit less than 5 ,a tenths digit one more than its tens digit , a thousandths digit twice the tens digit , and other digits of your choice?
Monday, October 3, 2011 at 4:49pm by Mhyree
Math
The sum of the digits of a two-digit number is 12, and the units digit is twice the tens digit. Find the number.
Sunday, February 12, 2012 at 3:29am by Carp
4th grade
i am a two digit number.my tens digit is 4 more than my ones digit.if you multiply me by 5, the estimated product is 300. what number am i?
Monday, November 15, 2010 at 7:53pm by Anonymous
5th Grade Math
Not only need answer but need to know how you teach a 5th grader how to solve this problem. You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are odd and the other half is even. The largest digit in the ...
Friday, August 31, 2012 at 7:41pm by Amy
5th Grade Math
Not only need answer but need to know how you teach a 5th grader how to solve this problem. You can only use the digits 0-9. I need an odd number that is a multiple of five with no repeated digits. Half the digits are odd and the other half is even. The largest digit in the ...
Friday, August 31, 2012 at 7:38pm by Amy
math
BAD is correct. It is 84. If you would like to use algebra, do the following: x:= Unit Digit Number y:= Tens Digit Number The units digit is 4 less than the tens digit number so We know that x=y-4 The tens digit is twice the units digit so we know that y=2x Now we can take the...
Monday, February 18, 2013 at 2:04am by Jeff
math
If the ones digit of a number greater thab 1 is 0 factor or factors must that number have?
Wednesday, August 29, 2012 at 6:39pm by Janiya
Math
So the number must look like 3xxx "My ones digit is 3 greater than my thousands digit" so it must be 3xx6 "The two other digits are the same" ---> 3AA6 "the sum of my digits is 20" ---> 3+A+A+6=20 2A= 11 A is not a whole number, so ...
Thursday, June 21, 2012 at 6:53am by Reiny
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 ...
Monday, May 7, 2012 at 8:07am by Chris
Math
A number has 4 digits. The sum of the first and last digit is twice the second digit. The second digit is 2 less than the third digit. The last digit is twice the first digit. Some of the digits are alike. What is the number?
Tuesday, October 5, 2010 at 9:10pm by John
Algebra
A three-digit number has the same hundreds, tens and units digit. The sum of the prime factors of the number is 47. What is the three-digit number?
Saturday, April 2, 2011 at 8:04pm by Jon
algebra
the units digit of a 2-digit number exceeds twice the tens digit by 1. find the number if the sum of its digits is 10. Please help i am completley lost!!
Wednesday, January 6, 2010 at 6:43pm by packy
Math
I am a 2- digit number . The sum of my digits is 12 . My tens digit is 4 more than my ones digit. What number am I ?
Wednesday, September 19, 2012 at 7:37pm by Hailey
Mathematics
how many times greater is the place value of a digit of a number than the place value of the next digit to its right?
Tuesday, June 19, 2012 at 5:33pm by lauren
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
Wednesday, May 9, 2012 at 5:58pm by sarah
Math
I am a whole number. I am greater than 50. Half of me is less than 30. My digit add up to 9. What number am I?
Tuesday, December 4, 2012 at 5:00pm by Leyton
algebra/math
If the unit’s digit of a two-digit number is 6 more than the ten’s digit and the number is 8 more than twice the sum of the digits, what is the number?
Thursday, January 7, 2010 at 6:24am by wildirisdetective
Geometry
Number of choices for the first digit:3 Number of choices for the second digit:10 ditto for third digit: 10 ditto for the fourth digit: 10 Calculate the total number of possibilities, less 3 (that is 3000,4000,5000).
Sunday, November 22, 2009 at 6:25pm by MathMate
Math
I am a 5-digit number. I have the digit 4 in the hundreds place and tens place. The digit 7 stands for seven and the digit 3 stands for thirty thousand. The digit 6 stands for six thousand. What number am I?
Tuesday, June 26, 2012 at 8:42am by Johann mar Andrei
Math
Ones digit is 5, leaving 8 remaining to get 13. The other three digits must add to 8. To be twice the hundreds digit, the thousands digit has to be an even number, 8, 6, 4 or 2. With either 8 or 6, the hundreds number would be too large (4 or 3). So the thousands digit must be...
Wednesday, April 27, 2011 at 7:08pm by PsyDAG
ALgebra...plz help
Let the two digit number be 10A + B. Then, from "If the tens digit of a two-digit number is subtracted from the units digit, the difference is 8.", or B - A = 8. From "The number with the digits reversed is 10 more than nine times the units digit of the original...
Tuesday, February 1, 2011 at 11:23pm by tchrwill
math
What is Jared's favorite six-digit number if the ten digit is his favorite digit, the sum of the hundred thousand digit and the thousand digit in his number from the largest place value to the smallest place value are consecutive numbers?
Friday, February 15, 2013 at 8:59pm by meg
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, ...
Thursday, October 25, 2012 at 4:38pm by maddi 5
Math
The digit in the hundreds place is a square number, and it is odd. The digit in the tens place is 1 more than the square root of 16. The digit in the hundredths place is 0.1 larger than 1/10 of the digit in the hundreds place. The digit in the thousands place is equivalent to ...
Thursday, May 2, 2013 at 10:38pm by Autumn
Math - Write about it
If you add a ten thousands digit that is 2 times the ones digit to the number 2,794, what is the new number? How do you get this... Your question doesn't make sense they way it is written. If you really mean: "If you add a ten thousands digit that is 2 times the ones ...
Monday, September 18, 2006 at 8:14pm by Joseph
Math
--,---,--- is the way we will write the number. The only odd single-digit number greater than 7 is 9. That goes in two of the places. The thousands place gets a 5. So we can write the number as --,9-5,9--. All remaining blank digits have to be 4. So the number is 44,945,944
Wednesday, September 1, 2010 at 12:27am by drwls
arithmetic
I am greater than 200 but less than 500. The sum of my digits is 18. the product of my tens place digit and my 100's place digit equal 20. What digit am I ???
Sunday, October 14, 2012 at 7:21pm by Mikey
Math
For the first digit, there are 9 choices (0 is excluded for a 3 digit number). For the second digit, we exclude the first digit, but include 0, so there are still 9 choices. For the third digit, we exclude the first two digits, so there are only 8 choices. The rule of ...
Monday, February 21, 2011 at 12:45pm by MathMate
math
The digits of a base 10 number goes from 0 to 9. The first digit of a two digit number (any base) cannot be zero, otherwise the number will become a 1-digit number. So in base 10, there are 9 choices for the first digit, and 10 choices for the second, for a total of 9*10 ...
Sunday, March 6, 2011 at 2:34pm by MathMate
Math
Since the hundreds digit is zero, we just have to concentrate on the last two digits. let the unit digit be x then the tens digit = x+7 x+x+7 = 9 2x=2 x=1 the unit digit is 1, the tens digit is 8 and our number is 149081
Wednesday, August 31, 2011 at 8:13pm by Reiny
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?
Wednesday, August 31, 2011 at 11:06pm by kyra
Math
What is the three digit mystery number? Clues: It is less than 300, the tens digit is 4 more than the hundreds digit, the sum of the digits is 9, the hundreds digit is 2 less than the ones digit.
Wednesday, January 9, 2013 at 11:04pm by Dylan
pre algebra
the hundreds digit is half the tens digit the sum of the hundreds and tens digit is 12 the ones digit is an odd square number not equal to the thousands digit
Thursday, August 30, 2012 at 6:32pm by Anonymous
math
The hundreds digit is half the tens digit. The sum of the hundreds and tens digit is 12. The ones digit is an odd square number not equal to the thousands digit.
Thursday, August 30, 2012 at 6:47pm by Anonymous
math
Number sence What is the number? It is greater than 43 and less than 52. If you add the digit, the sum is 8. write the number word. I need help figuring this out not just the answer but how to get the answer.
Monday, October 11, 2010 at 12:50am by cheri
math
eddie is thinking of a number between 149,000 and 150,000 his number has a tens digit that is 7 more than its ones digit. The sum of the tens and ones digit is 9 the sum. the hundreds digit is 0 what is eddies number
Thursday, September 6, 2012 at 6:08pm by john
Math
I am les than a 100 --- so it has to be a 2 digit number My tens digit and my ones digit are thye same --- so it must be 11, 22, 33, .. 99 The sum of my digit is 8 -- looks like 44 is it !! If you divide me by two, I am even number --- 44/2 = 22 Yup, it is 44
Monday, January 4, 2010 at 9:11pm by Reiny
math
How many digit number greater than 200 but less than 300 can be obtained from 1234,and what is the probability that a number choosen at random falls into this range
Wednesday, June 6, 2012 at 8:24pm by Yinka
Math
A warranty identification number for a certain product consists of a letter of alphabet followed by four-digit number. How many possible identification numbers are there if the first digit of the four-digit number must be nonzero?
Tuesday, April 3, 2012 at 11:57pm by Patricia
Math
A warranty identification number for a certain product consists of a letter of the alphabet followed by a seven-digit number. How many possible identification numbers are there if the first digit of the seven-digit number must be nonzero?
Tuesday, April 3, 2012 at 11:57pm by Chris
math
I am a 2-digit number. The sum of my digits is 15. My tens digit is odd. My ones digit is odd. My ones digit is even. What number am I?
Thursday, October 22, 2009 at 5:10pm by mckenna
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