Work must be shown

Matt Simon is employed by a bowling ball manufacturer. Mr. Simon drills holes in these balls. During one week, he worked 45 hours, as follows:

Drilling holes43 hours

Idle time2 hours

Mr. Simon is paid $20 per hour, but for time worked in excess of 40 hours per week, he is paid time-and-a-half. The amount of Mr. Simon's wages to be classified as factory overhead is $ __________