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_name_37 (b_score INTEGER, a_score VARCHAR, total VARCHAR)
### Question:
what is the sum of the b score when the a score is 6.6 and the total is 15.6?
### Answer:
SELECT SUM(b_score) FROM table_name_37 WHERE a_score = 6.6 AND total = 15.6