Forces, vectors, resultants, moments, and couples

Complete and submit your answers showing steps leading to final answer 

1. Clearly present 
   • The known data
   • The unknowns
   • The formulas needed, and
   • Sketches, where applicable
2. Use consistent units and proper prefixes (Do not switch or convert between USCS and SI)
3. Round off final answers to proper degree of precision or accuracy (Use 3-4 significant digits)
4. ID your final answer with proper unit