SOLUTION: the sum of the digits of a 2-digit number is 7.the number obtained by interchanging the digits exceeds the original number by 27.find the number
Algebra.Com
Question 1045415: the sum of the digits of a 2-digit number is 7.the number obtained by interchanging the digits exceeds the original number by 27.find the number
Answer by ikleyn(52798) (Show Source): You can put this solution on YOUR website!
.
25.
52 - 25 = 27.
Answer. 25.
The simplest way to solve it is to guess. You need to check only three numbers: 16, 25 and 34.
If you want to know/to learn another way, look into the lesson
- Word problems on interchanging digits of numbers
in this site.
RELATED QUESTIONS
The sum of the digits of a 2-digit number is 8.The number obtained by interchanging the... (answered by Stitch)
The sum of the digits of a 2-digit number is 8.The number obtained by interchanging the... (answered by neatmath)
The sum of the digits of 2-digit number is 11.The number obtained by inter changing the... (answered by lwsshak3)
the sum of digits of a two digit number is 13. the number obtained by interchanging the... (answered by CubeyThePenguin,ikleyn,josgarithmetic)
The number obtained after interchanging the digits of a two digit number is greater than... (answered by luke94,Alan3354)
The sum of the digits of a two-digit number is 8. The number obtained by interchanging... (answered by ankor@dixie-net.com)
In a two digit number one digit is even. Sum of original number and number obtained by... (answered by ankor@dixie-net.com)
the sum of two digit number and the number obtained by interchanging its digits is 99.... (answered by greenestamps,ikleyn,MathTherapy)
nine times a two digit number is the same as twice the number obtained on interchanging... (answered by ankor@dixie-net.com)