10. Wall-Mart is a retail store with 3 departments named A, B, and C. It does general advertising that benefits all 3 departments. Advertising expenses for the year were $10,000. Sales for were $100,000 for Department A, $175,000 for Department B, and $225,000 for Department C. Determine the appropriate advertising expense to allocate to each of Departments A, B, and C.