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

### Instruction:
Which Pos has a Car # smaller than 18, and a Driver of mike skinner?

### Inputs:
table_name: table, columns: ['Pos.', 'Car #', 'Driver', 'Make', 'Team']

### Response:
SELECT AVG Pos. FROM table WHERE Car # < 18 AND Driver = mike skinner