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

### Instruction:
With a number of 30, what would be listed for previous number(s)?

### Inputs:
table_name: table, columns: ['Number', 'Previous Number(s)', 'Previous Class', 'Converted', 'Withdrawn', 'Disposal']

### Response:
SELECT Previous Number(s) FROM table WHERE Number = 30