A masonry facade consisting of 3,800 square feet is to be constructed for a building. The total cost per worker hour is estimated to be $31.50, and the total estimated cost of the labor for this task is $10,500. Assuming 8-hour work days and a crew of six workers, how many days should be allowed to complete this task? What is the production rate that the crew must attain to keep the project on schedule and within the budget?