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_48 (total VARCHAR, round_1_ VARCHAR, _2a_points VARCHAR)
### Question:
Name the total number of total when round 1 +2A points of 19.620
### Answer:
SELECT COUNT(total) FROM table_name_48 WHERE round_1_ + _2a_points = "19.620"