Midterm 2 X avicomputer/Downloads/Midterm%202113-5D.pdf + E O Page view A Read aloud Draw Highlight UJII WC Pro CSS IS OUT-Ur-CUTUL picase TCUSTYT TC Star COCTAIT WIurm-com condition. Three critical path activities are candidates for crashing on a CPM network. Activity details ar the table below. (12) Activity Normal Time Normal Cost Crash Cost A B 8 days 3 days 12 days $6,000 $1,800 $5,000 Crash Duration 6 days 2 days 9 days $8,000 $2,400 $7,700 a. What is the crash cost per unit time for each of the three activities? b. Which activity should be crashed first to cut one day from the project's duration; how much is added to project cost? c. Which activity should be the next activity crashed to cut a second day from the project's duration; how much is added to project cost? 19 81 @