Q3. Using Table 1 on next page, what is the total number of activities that would have to be crashed to reduce the project to minimum duration? 5 7 . 8 5 17 None of the above Crash Cost ($) Activity Immediate Predecessor A B A A Table 1: Crash Cost Table Normal Duration Normal Cost Crash Duration (days) ($) (days) 12 7000 10 8 5000 6 15 4000 12 23 5000 23 5 1000 4 5 3000 4 20 6000 15 13 2500 11 12 3000 10 B D E 7200 5300 4600 5000 1050 3300 6300 F G B E, C F D, G, H H 2580 1 3150 Reduce the project duration to minimum duration and calculate the cost