Business Ltd purchased inventory on 1 April 2023 from Smart Suppliers Ltd at a total gross price of $20 000 (before any discounts). Smart Suppliers Ltd offered Business Ltd a 10% trade discount as a reward for placing a large order. Business Ltd was also offered payment terms of 2/10, n/30. Business Ltd returned $1 500 of inventory before settling its account. When Business Ltd pays its account on 8 April 2023, how much will they pay Smart Suppliers Ltd