The Divide into 5 portions of sum of the 1st and 2nd digits

The sum of the 1st digit and the 2nd digit of the lucky draw number is divided into 5 divisions

Part 1: 1 - 12

Part 2: 13 - 24

Part 3: 25 - 35

Part 4: 36 - 46

Part 5: 47 - 57