QUESTION 1 The following table shows the precedence relations, normal time and cost, and crash time and cost of activities of a project: Immediate Normal Crash Normal Activity time time Crash Predecessor(s) (wks.) (wks.) cost (5) cost ($) A 8 6 65,000 81,000 B A 12 9 45,000 75,000 BE 3 1 40,000 65,000 D 5 3 40,000 46,000 E D 6 3 30,000 45,000 We want to crash this project by 3 weeks from the normal completion time. Write down in the box given below a. activity (activities) to be crashed b. for each activity given in part (a), by how many weeks to crash. c. additional cost to crash the project by 3 weeks