Here's a couple of math challenge questions for everyone?

Question

1. The number whose digits have a sum of 15 and a difference of 1. This nujber is not less than 95.

2. If you subtract 6 from the ones digit, you get the tens digit. Skip-count by 2 four times to get the ones digit.

3. The number whose ones digit is 8 less than its ten digit. The sum of the digits is a 2-digit number

Answer 1

1> number is 456
2> number is 28
3> number is 91

Answer 2

1) 12345
2) 28
3) 91

Answer 3

861
28
91