Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_20424140_3 (couple VARCHAR, average VARCHAR)
### Question:
What couple has an average of 17.2?
### Answer:
SELECT couple FROM table_20424140_3 WHERE average = "17.2"