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

### Instruction:
What is Win %, when Conference Titles is 0, and when Win-Loss is 20-10?

### Inputs:
table_name: table, columns: ['Coach', 'Years', 'Win-Loss', 'Win %', 'Conference Titles']

### Response:
SELECT Win % FROM table WHERE Conference Titles = 0 AND Win-Loss = 20-10