The schedule below shows hours allocated to each work package by labor grade. A 1 2 30 10 3D 20 B 2 3 10 30 10 30 C2 20 20 35 10 35 10 35 10 N Denotes labor grades E220 20 20 F 20 30 2 20 30 G 1 2 30 10 30 10 20 10 20 10 H2 20 20 10 20 20 10 10 3 1 4 2 3 7 8 9 10 11 5 6 Week Calculate the total labour cost if the cost for each labour grade is: Grade 1 = $10 per hour Grade 2 = $17 per hour Grade 3 = 529 per hour