Please answer both question 4 and 5!

4 Pitt Inc manufactures jewelry, and GEMini's per unit sales price and variable costs for the current year are as follows: Sales price per unit $300 Variable costs per unit $210 GEMini's total fixed costs are $360,000. GEMini is considering purchasing a new silver polishing machine. If the new purchase of a new machine decreased variable costs per unit by $50 and increased total fixed costs by $340,000, the company's break-even point would: A Increase by 1000 units B Increase by 3778 units C Decrease by 1429 units D Increase by 13500 units 5 The company has only 3,050 machine-hours available. Up to how much should the company be willing to pay per hour to lease additional machine capacity