The total cost of materials is $1658
How to find the total cost?
Total cost is defined as the addition of the cost of individual material.
Cost of material=Cost*Number of pieces
Cost of:
- Lumber= 20*16.69
- Material A=2*20.78
- Material B=2*15.58
- Material C=6*21.38
- Material D=118*6.60
- Brick=500*0.22
- Pipe=10*8.44
- Hammer drill=1*150
Adding them up: 20*16.69+2*20.78+2*15.58+6*21.38+118*6.60+500*0.22+10*8.44+1*150
=$1658
Therefore, The subtotal of costs of material is $1658.
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