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

### Instruction:
What is the average when the 100s is listed as 7?

### Inputs:
table_name: table, columns: ['Player', 'Matches', 'Innings', 'Runs', 'Average', 'Highest Score', '100s', '50s']

### Response:
SELECT Average FROM table WHERE 100s = 7