can someone give me the reasoning behind this. specifically the equations. 2 2. A 60 kg...
2 2. A 60 kg sofa 4m long is carried by James and Sarah. James is holding the sofa 0.2 m from an end. Sarah is holding the sofa by the other end. A passing moron places a 40 kg box of books on the sofa 0.5 m from the end Sarah is holding How much weight is Sarah holding now? a) 590 N b)610 N C) 620 N 0.5h 1 1S? 0,2 J d) 730 N e) 780 N Man