30 ipods were up for sale at the local electronic store. the store owner sold the first 20 ipods for at least $15 and he sold the next 9 ipods for at least $20. if the owner made a total revenue of $600 by selling these 30 ipods, how much must he have sold the last ipod for?

Miller company’s total sales are $171,000. the company’s direct labor cost is $20,520, which represents 30% of its total conversion cost and 40% of its total prime cost. its total selling and administrative expense is $25,650 and its only variable selling and administrative expense is a sales commission of 5% of sales. the company maintains no beginning or ending inventories and its manufacturing overhead costs are entirely fixed costs. required: 1. what is the total manufacturing overhead cost? 2. what is the total direct materials cost? 3. what is the total manufacturing cost? 4. what is the total variable selling and administrative cost? 5. what is the total variable cost? 6. what is the total fixed cost? 7. what is the total contribution margin?