Q1. Using information given in the following table - i) Draw network diagram ii) Determine critical path and project duration iii) Calculate the cost of SHORTEST possible Path activities. Predecessor Duration Activity Planned Resources (s) (Day) A 4 3 W, 2 ME, 1 Archit., 1 OP & 1 COMP B 5 10 W, 1 ME, 1 Excavator, 10 truck Earth B 6 4 W, 3 ME, 2 COMP, 2 OP D A 4 5 W, 1 ME, 100 m CIS, 500 m iron wire E A 2 4 W, 1 ME, 50 pole, 200 m Bar, 50 m CIS F E 4 4 W, 2 ME, 2000 Br, 50 bags Cem., 50 cft Sand G D, E 5 2 W, 1 ME, 180 cft Aggregate, 5 ton Rod, 30 bags Cem H C 3 6 W, 2 ME, 5000 Br, 250 bags Cem., 150 cft Sand I 3 W, 2 ME, 8000 Br, 400 bags Cem., 250 cft Sand, 50 ton 8 Rod, 150 cft Aggregate J F, I 4 4 W, 1 ME, 2 Elc., 2 PF, 500 m wire, 400 m pipe G, H Note: 6 working days in a week, 4 weeks in a month, and 8 hours working time in a day Price, Rent, and Salaries & Wages: W = Worker OP = Operator Cem = Cement m = meter Br = Brick PF = Pipe Fitter ME = Management Employee Archit = Architect COMP = Computer Elc. = Electrician CIS = Corrugated Iron Sheet W = $1.5/hr ME = $1100/Month Archit = $2000 OP = $2/hr COMP = $3/hr Excavator = $10/hr Elc. = $3/hr PF = $3/hr Earth = $125/truck CIS = $1.5/m Iron Wire = $.3/m Pole = $75/ piece Bar = $3/m Br = $0.1/piece Cem. = $5/bag Sand = $0.2/cft Aggregate = $2/cft Rod = $800/ton Wire = $0.4/m Pipe = $0.5/m