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 is a 2-digit number, not a 3-digit number.

  1. 1
asked by rohit

  1. 432

    posted by Anonymous

  2. Five

    posted by Anonymous

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    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.

  2. math

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

  3. 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.

  4. math

    the hundred thousand digit of a six digit even number is 3 more than the thousand digit which is twice the ones digit .give atleast four numbers that satisfy the given condition

  5. 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

  6. Algebra

    Let S(N) denote the digit sum of the integer N. Let M denote the maximum value of N/S(N), where N is a 3-digit number. How many 3-digit numbers N satisfy N/S(N)=M? The digit sum of an integer is the sum of all its digits. For

  7. 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

  8. 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

  9. math

    my thousand digit is half my ones digit.my houndreds digit is odd and divisable by three.the sum of my hundreds digit,tens digit and ones digit is the same as the sum of my hundreds digit and ones digit. the difference between my

  10. Camansi National High School

    Math In a 3 digit number the hundreds digit is one half of tens digit while the ones digit is more than the tens digit. If the sum of 3 digit is 11, find the numbers.

More Similar Questions