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

### Instruction:
What is the total roll with a decile less than 7, and an authority of state, in the Macraes Flat area?

### Inputs:
table_name: table, columns: ['Name', 'Years', 'Gender', 'Area', 'Authority', 'Decile', 'Roll']

### Response:
SELECT COUNT Roll FROM table WHERE Decile = 7 AND Authority = state AND Area = macraes flat