Problem 4: (25 points) Development of a new deluxe version of a particular software product is being considered by Ravi Behara's software house. The indirect cost is $500 per week. The activities necessary for the completion of this project are listed in the following table Normal Normal Maximum Crash Cost Immediate Activity Time (weeks) Cost Crash Time (weeks) Per Week Predecessor(s) 4 $ 2,000 2 $ 300 2 $ 2,200 1 600 3 $ 200 $ 2,300 b $ 3,000 1,200 $ 1,400 1 d, e, f a b 0 d 8 $ 2 $ 200 a e 6 900 3 100 f 3 1 8 4 600 a) (5 points) What is the project completion time and the total cost required for completing this project on normal time