Question

what is the three digit mystery number? if it is less than 300. the tens digit is 5 more than the hundreds digit. the sum if the digits is 11. the hundreds digit is 3 less than the ones digit. the mystery number is

Answer 1

Hundreds digit is between 1-3. Tens digits are between 6-8. The ones digit is 4-6. The total amount of digits is 11. For example, it's not 386 because the total amount is 17 (3+8+6).

Answer 2

it is less than 300 --> 1xx or 2xx
the hundreds digit is 3 less than the ones digit
---1x4 or 2x5
the tens digit is 5 more than the hundreds digit
---> 164 or 274
the sum if the digits is 11 ----> 164