Question

the digit in the tens place, what is the number?
4. A 2-digit number becomes four-sevenths of itself when the positions of its digits are inter-
changed. The difference between both digits is 3. What is the number?
5. The difference between a 2-digit number and the number obtained by interchanging its​

Answer 1

Answer:

Further if the difference between the two digits is 1, then the difference between the two numbers must be 9