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

### Instruction:
What is the lowest sex ratio in rural areas?

### Inputs:
table_name: table, columns: ['Religious group', 'Population %', 'Growth (1991–2001)', 'Sex ratio (total)', 'Literacy (%)', 'Work participation (%)', 'Sex ratio (rural)', 'Sex ratio (urban)', 'Sex ratio (child)']

### Response:
SELECT MIN Sex ratio (rural) FROM table