DJl manufactures the Mavic Air 2 quadcopter and offered a 6/4/4 chain discount to primary customers. Drone Nerds is a primary customer and ordered 10Mavic Air 2 's for a total $28,000 list price. a. What was the net price of the quadcopters? Note: Do not round intermediate calculations. Round your final answer to the nearest cent. b. What was the trade discount amount? Note: Do not round intermediate calculations, Round your final answer to the nearest cent