The buyer ordered $4,000.00 worth of socks. The trade discount was 25/15/6. What is the final invoice? (Note: if you use the on percent method and round the on percent value, there is a $.20 rounding difference from the net subtraction method) You can calculate both ways to check your own work. $2,397.00$2,160.00$1,840.00$2,000.00