7 stone workers time 7.00-5.00 pm installing                 
       15 pcs ee4
       2 pcs dr9
       8 pcs dd
       46 pcs rr4a
       5 pcs mm
       6 pcs f1

Material used by Stone:
        Beginning balance thin-set:10 bags
        Used:                                       8 bags
        Ending balance:                     2 bags