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

### Instruction:
How many averages had a swimsuit number of 8.42 and an evening gown number that was less than 8.71?

### Inputs:
table_name: table, columns: ['State', 'Swimsuit', 'Evening gown', 'Interview', 'Average']

### Response:
SELECT SUM Average FROM table WHERE Swimsuit = 8.42 AND Evening gown < 8.71