Question

The difference between a 2-digit number and the number obtained by reversing the digits is 63.
The tens digit is an odd number and the ones digit is a non-zero even number. Find the number.
The digit at the ones place of a 2-digit number is 2. The sum of the 2-digit number and the number
obtained by reversing the digits is 77. Find the 2-digit number.​

Answer 1

Answer:

14

Step-by-step explanation:

Answer 2

Step-by-step explanation:

let the number be xy.

xy=10*x+y

by reversing it becomes yx

yx=10*y+x

given xy-yx=63

10*x+y-(10*y+x)=63

9x-9y=63

x-y=7

given x is odd and y is non zero even

which implies x=9 and y=2.