A wealthy businessman recently moved into a new mansion. In the backyard of the main house is an old dilapidated guest house, which he intends to demolish. In its place, he wants to build a new structure (similar to the one below) that would serve as a fancy clubhouse for his son and his friends. As a young and upcoming engineer, you have been hired to give an estimate of the cost of materials and labor for the project. What is the estimated cost of materials and labor for building the new structure?