4. Factory workers at a company are paid of wage of $15/hour. In addition, the company pays benefits (Vacation and sick leave, health insurance, etc.) equal to 75% of a worker's base wage for a 40-hour workweek. Workers are paid time-and-a-half for any hours worked in excess of 40 hours during a week, however, the company does not pay benefits for any overtime worked. a) How much would a worker receive in wages for working 40, 42, 44, 46, 48 & 50 hours during a week? What would be the worker's average hourly pay? b) What would the company's cost be for a worker who worked 40, 42, 44, 46, 48 & 50 hours during a week? What would be the company's average hourly cost?