Wedd Corporation uses activity-based costing to assign overhead costs to products. Overhead costs have already been allocated to the company's three activity cost pools as follows: Processing, $51,000; Supervising, $31,600; and Other, $20,300. Processing costs are assigned to products using machine-hours (MHS) and Supervising costs are assigned to products using the number of batches. The costs in the Other activity cost pool are not assigned to products. Activity data appear below: Product 06 Product D7 Total MHs (Processing) 15,600 640 16,240 Batches (Supervising) 810 420 1,230 The activity rate for the Processing activity cost pool under activity-based costing is closest to: