A company runs one shift a day, 240 days a year to with a total input production of 925,800 units of a product annually. Each product requires one of each of four parts whose scrap rate has been determined to be 2.75%, 3%, 1.95% and 4% respectively. Also the time standard in minutes for each part is 2.50, 1.85, 1.20, and 2.125. If there is a 52 minutes of nonproductive time per day, determine the following.
a. The plant rate.
b. Output required to obtain the required production
c. Number of machines required to produce the product.
d. Number of production workers needed to run the plant.