PM.66 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: Activity Normal Time (weeks) Crashed Time (weeks) Normal Cost Crashed Cost Predecessor(s) A 3 2 $1,000 $3,300 B 2 $2,080 $2,480 C 4 $1,300 $2,900 D 7 $2,200 $2,600 A E 6 3 $1,650 $2, 100 B 3 2 $4,200 $5,540 C G 4 2 $1,650 $2,000 D. E What is the overall duration of the project? 15What is the total cost of crashing the project from its current duration clown to 11 weeks? What is the total cost of crashing the project from its original duration to 9 weeks