QUESTION $2(10$ MARKS$)$ Callio Sdn$.$ Bhd$.$ develops a new crack testing stations for building construction industries. The development and installation of this new station requires ten $(10)$ activities and their related time estimates and costs are given in Table $2.$QUESTION $2(10$ MARKS$)$ Callio Sdn$.$ Bhd$.$ develops a new crack testing stations for building construction industries. The development and installation of this new station requires ten $(10)$ activities and their related time estimates and costs are given in Table $2.$