PM.G66 Real estate developer Russell Call was working with a few contractors to make a number of improvements to one of his rental properties. After gathering information from these contractors he determined the following durations, predecessors, and costs of all the required activities: Nomal Time (weeks) | Crashed Time (weeks) | Normal Cost | Crashed Cost | Predecessor(s) % 2 $1,000 $3,300 || - | 52,200 $2,460 5 1,400 52,500 = 52,100 52,600 $1,650 52250 || B | $4.100 $5,460 || C | $1,600 52,100 D, E What is the owerall duration of the project? Which of the following activities has the lowest crash cost per week? Which of the following activities has the highest crash cost per week? IT you wanted to shorten the overall durafion of the project, which activity should you crash first? What is the total cost of crashing the project from its current duration down fo 13 weeks? 620 o YWhat is the total cost of crashing the project from its oniginal duration to 11 weeks