(a) On March 2, Tamarisk Company sold $931,800 of merchandise to Carla Vista Comparryon account, terms 2/10,n/30.7. The cost of the merchandise sold was $565,700. (b) On March 6. Carla Vista Compary returned $119,500 of the merchandise purchased on March 2. The cost of the merchandise returned was $.63,600. (c) On March 12, Tamarisk Company received the balance due from Carla Vista Company