The cost accountant for River Rock Beverage Co. estimated that total factory overhead cost for the Blending Department for the coming fiscal year beginning February 1 would be $3,150,000, and total direct labor costs would be $1,800,000. During February, the actual direct labor cost totaled $160,000, and factory overhead cost incurred totaled $283,900. a. What is the predetermined factory overhead rate based on direct labor cost