Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the average number of losses for teams with 0 draws and 0 byes?

### Inputs:
table_name: table, columns: ['NTFA Div 1', 'Wins', 'Byes', 'Losses', 'Draws', 'Against']

### Response:
SELECT AVG Losses FROM table WHERE Draws = 0 AND Byes < 0