I'm having trouble with 13 and 15. Can you please show work and formulas so I know where you got the numbers and where the answer came from.

Greenwood Company manufactures two products 14,000 units of Product Y and 6,000 units of Product Z. The company uses a plantwide overhead rate based on direct labor-hours. It is considering implementing an activity-based costing (ABC) system that allocates all of its manufacturing overhead to four cost pools. The following additional information is available for the company as a whole and for Products Y and Z : 3. Using the ABC system, what percentage of Machine Setups cost is assigned to Product Y and Product Z ? (Round your ntermediate calculations to 2 decimal places. Round your answers to 2 decimal places.) 15. Using the ABC system, what percentage of the General Factory cost is assigned to Product Y and Product Z ? (Round your intermediate calculations and final answers to 2 decimal places.)