1. A force of 75 N is exerted on a 45 kg sofa, and the sofa is moved 5 m. How much work is done moving the sofa?

375J

Formula: Force x Distance = Work Done

75x5 = 375

An informal structure in a bureaucracy would be something like so-called "office politics". where there's a formal structure set up for the organization, but then an informal subculture as well that has a way of organizing the bureaucracy further. this can be positive because it sets up an added degree of organization, albeit informal, within the bureaucracy.