M10.4. A software installation project is being reviewed. Assume the project must be completed in 16 weeks. Crash the project as necessary (crashing one week at a time). The relevant information is in the table below. ACTIVITY A B D E F G H IMMEDIATE PREDECESSORS A B, C D E B, C F, G STANDARD TIME (weeks) 3 6 LOWASNO w 2 5 4 3 9 3 STANDARD COST $900 $2,000 $500 $1,800 $1,500 $3,000 $8,000 $1,000 CRASH TIME (weeks) 1 3 1 3 3 1 4 2 CRASH COST $1,700 $4,100 $1,000 $2,400 $1,850 $3,900 $9,800 $2,000 Crash the project from to 16 weeks by 1 week increments and answer the following questions: a) Which activities are on the critical path (before you start crashing the project)? b) What is the crash cost per week for Activity A? c) By how many weeks can Activity D be crashed? d) To crash the project from 21 weeks to 20 weeks, which activity would you crash by one week? e) To crash the project from 20 weeks to 19 weeks, which activity would you crash by one week? f) To crash the project from 19 weeks to 18 weeks, which activity would you crash by one week? g) To crash the project from 18 weeks to 17 weeks, which activity would you crash by one week? h) To crash the project from 17 weeks to 16 weeks, which activity(s) would you crash by one week? i) What is the total crashing cost to crash the project from 21 weeks to 16 weeks? j) After crashing your project to 16 weeks - how many critical paths does your project have?