# math

posted by .

the digits of a certain number of 3 arithmetical digits are in arithmetical progression.Their sum is 15.And the number is 129 times the first digit.What is the number???

thanks you..

• math -

I think the number is 119 times the first digit, someone hit the wrong key. Does that help you?

## Similar Questions

1. ### math ALGEBRA

When the digits of two-digits numbers are reversed, the new number is 9 more than the original number, and the sum of the digits of the original number is 11. What is the original number. Can some one please help me here?
2. ### math

the digits of a certain number of 3 arithmetical progression.Their sum is 15 and the number is 129 times its first digit.What is the number?
3. ### math

the digits of a certain number of 3 arithmetical digits are in arithmetical progression.Their sum is 15.And the number is 129 times the first digit.What is the number?
4. ### math

the digits of a certain number of 3 arithmetical digits are in arithmetical progression.Their sum is 15.And the number is 129 times the first digit.What is the number?
5. ### 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 …
6. ### algebra

The value of a certain two-digit number is eight times he sum of its digits. if the digits of the number are reversed the result is 45 less than the original number. find the original number. **please show both equations and work... …
7. ### math

A 4-digit number. The sum of its digits is 18. The last two digits are 5 times as much as the first 2 digits. The hundreds and ones places have the same digit.
8. ### Algebra

A number consist of 3 digits.The middle digit is 0 and the sum of the first and last digits is 13.If the digits are reversed the number is increased by 297.Find the original number.MY SOLUTION: let x=the 1st digit & y=last digit x+y=13 …
9. ### Maths

The difference between the digits of a two digit number is 1.The number itself is 1 more than 5 times the sum of its digits.If the units digits is greater than the tens digit,find the number.