ABC manufacture produces two models, pump A and purmp B. It cest RM40 to manufactore pump A and RMGO to produre pump B. The firm's morheting department estimates that if pumpA is priced at RMP1​and the deluxe at RMP2​, then manufacture sell 500(P2​−P1​) units of pump A and 45000+500(P1​−2P2​) units of the pump B each year. How should the item be phced to moximize protit?