Q.4.The forming Department of the ABC Company employs six workers on an 8-hour shif at $12.50 per hour. Factory overhead is $120 per hour. Production for the second week of June shows, Monday, 460 units, Tuesday, 475 units, Wednesday, 492units, Thursday 500 units and Friday, 510 units. The company has recently installed a group 100-percen bonus system with a standard production for the group of 60 units per hour. The bonus is computed for each day. The controller asks that any analysis of the week's production costs.