please answer all 4 multiple choice questions

At the break-even point, total contribution margin equals total fixed cost. total sales equals total fixed cost. total margin of safety equals variable cost. total fixed cost equals variable cost. total revenue equals variable cost. uestion 14 The limitations faced by firms in terms of resources and product demand are called: exceptions. cost enhancers. contribution factors. constraints. advantages. Question 15 Indirect labor would include salary of the vice-president of marketing. salary of CEO. salary of factory supervisor. none of these are correct. Alpha Technology produces two products: a high end laptop under the label Lynne's Laptops and an inexpensive desktop under the label MSU Computers. The two products ur following costs: Setting up equipment Machining $3,000 $15,000 The controller has collected the expected annual prime costs for each product, the machine hours, the setup hours, and the expected production Lynne's Laptops $25,000 $20.000 MSU Computers $10,000 $5,000 Direct Labor Direct Materials Expected Production in Units Machine Hours Setup Hours 3,000 3,000 850 2.000 Calculate the overhead cost per unit for a MSU computer using overhead rates based on machine hours and setup hours.(Note: Round answer to two decimal places.) 56.10 per unit $3.99 per unit $5.75 per unit $4.88 per unit