The regulations for computing overtime pay under sections 7(g)(1) and 7(g)(2) of the Fair Labor Standards Act of 1938, as amended (“the Act” or “FLSA”), for employees paid on the basis of a piece rate, or at a variety of hourly rates or piece rates, or a combination thereof, are set forth in §§ 778.415 through 778.421. Payment of overtime compensation in accordance with other subsections of section 7 of the Act is explained in part 778 of this title (Interpretive Bulletin on Overtime Compensation).