5. A contractor is working on a 46-story high-rise building. To meet the deadline on the project, the contractor is considering adding two extra crews to the one working on-site, each

working on a different story. The original crew was expected to complete the work in 90 workdays. The workers are paid $62 per hour. Each crew has 8 workers. a. What is the new duration of the activity? (1 points) b. What is the cost of the increased starting points/crews on-site? (i.e., compare the cost of having 1 crew working 90 days and the cost of the three crews working the time determined above. (2 points)