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_8 (lane VARCHAR, mark VARCHAR, react VARCHAR)
### Question:
What is the total number of Lane, when Mark is "7.93", and when React is less than 0.145?
### Answer:
SELECT COUNT(lane) FROM table_name_8 WHERE mark = 7.93 AND react < 0.145