Raly Quadcopters plans to sell a standard quadcopter (toy drone) for $40 and a deluxe quadcopter for $60. Rally purchases the standard quadcopter for $30 and the deliuxe quadcopter for $40 Management expects to sell two deluxe quadcopters for every three standard quadcopters. The company's monthly fixed expenses are $14.700. How many of. each type of quadcopter must Rally sell monthily to breakeven? To eain $7,000 ? contribution maigin