The profit from selling 100 sets is120×100 =12000 yuan.
The remaining price is 600×0.85 = 5 10 yuan, and the purchase price of clothes is also 480- 120 = 360 yuan.
The profit of these eight sets is (5 10-360)×8= 1200 yuan.
The total profit is12000+1200 =13200 yuan.