The sum of the digits of a two-digit number is 12. The difference of the digits is 6. Find the number?
Q1. The sum of the digits of a two-digit number is 12. The difference of the digits is 6. Find the number?
Answer: Either (a) or (b)
Explanation: Digits sum=12, diff=6 give digits 9 and 3; the number can be either 93 or 39, so either (a) or (b) is correct.