What is the number?

It is greater than 30 and less than 40. If you add the digits, the sum is 10.

3 answers

31, 32, 33, 34, 35, 36, 37, 38, 39

Which of those numbers have digits that add up to 10?
31, 32, 33, 34, 35, 36, 37, 38, 39

what numbers add up to 10?
57