ACTIVITY NORMAL TIME $($DAYS$)$ CRASH TIME $($DAYS$)$ NORMAL COST CRASH COST IMMEDIATE PREDECESSOR$($S$)$

Design $($A$)659001,000-$

Wiring $($B$)86300400-$

Chip install $($C$)43500600-$

Software $($D$)539001,200$ A$,$ B

Testing $($E$)851,0001,600$ C